Temporary boot-loop solution to back up your files! - G4 Q&A, Help & Troubleshooting

Disclaimer: I am just stating what worked for me, so if anyone's warranty is dismissed, or phone further breaks, it is not my fault.
Hey guys, so my phone started bootlooping about a month ago, but I have my warranty still so I am eligible for a G4 repair, (as well they agreed to fix my G2 from two years ago). Anyways, the problem is I didn't have some contacts, pictures, etc.. backed up so I needed my phone to function for about 20 minutes to back them up. I tried the freezing method, every button combination possible, even held the power button down for 10 minutes. Nothing worked. Until I found this reddit comment from a while ago.
https://www.reddit.com/r/lgg4/comments/3vsebk/retrieve_data_from_dead_g4/
The comment by.. uh... "Irapedyourcat" about heating the phone helped me. Now I used a hair dryer instead, and basically followed this video tutorial. It isn't the greatest, and one of the videos is 40 minutes long, but I skipped through most of it and you really don't NEED to watch it. He just mentioned some bumps you can experience and decently described the steps.
https://www.youtube.com/watch?v=TkMhaLryn-A
https://www.youtube.com/watch?v=uN6baDuozms
So I'll just go over the steps of what to do and what materials you need.
Materials:
- Hair Dryer
- The phone -_-
Steps:
- Take the battery out of the phone and be ready to put it in. (Keep nearby and away from the hot air of the hair dryer)
- Plug in the hair dryer and expose the back of the phone with the back cover off.
- Watch the time for about 3-5 minutes. Don't go over I would say 6 minutes.
- Slowly start from the bottom left corner of the phone, and move up to the top part of the battery hole. (Don't go over the buttons).
- Then from there move a little to the right, then move back down slowly. You want to leave about a pinky's length from the phone to the hair dryer.
- Just keep zigzagging until you reach the bottom right. Then go up to the top right corner, to the right of the camera, and heat that area for a little bit, definitely a shorter time than the bottom area. Then skip the camera and then move to the top left area.
- After you do that about twice, or for about 4 minutes, feel the phone. It should be really hot. Like enough to go "Ow!" Not jerk your hand away or it'll burn you hot but maybe a window of a car left in the sun in an empty parking lot for a while.
- Once you feel the temperature is right, (I'm not sure if this helped or not, but I did this process twice and the time where I did this the phone turned on for a longer period of time), focus your hair dryer solely on the 4 little gold things that your battery connects to. https://ibb.co/cKSnQa
- After you do this, turn the dryer off, and put the battery back in
- Start your phone, and once the logo shows up, plug your phone into the computer. (Or if you don't use PC, you can just use the phone and put it into a SD card, or use a cloud service. Personally I think the phone can stay on longer if you just control everything from computer but whatever works. If you DO choose to use a computer, make sure to click "allow" when it asks for access.)
- Back up away! If the back up is taking a long time and the phone starts to cool down, what the guy in the video did, and me too, I heated it with the dryer for about 5 seconds at a time, just on the bottom half of the screen and some of the sides.
One thing to mention is that the phone does get really hot. That's the point, it has something to do with "melting" the cicuit board and some connectors together or something??? I'm not really sure so if someone clarifies that, that'd be pretty cool. Anyway you will get warnings that 1) your phone is at a very high temperature and then 2) that if the phone gets any hotter the phone will shut off. (That's what happened when I heated it too much while it was backing up because the phone was starting to cool down so just do it for 5 seconds every minute or so!) https://ibb.co/nrfwJv
I'll mention again that this could work or could not work. This is pretty risky, I'm not gonna lie, but if done properly, you'll probably have a good chance of succeeding. The reason I'm posting this is because I kept thinking "what if I saw this right after my phone started bootlooping?", and it would have made my life so much easier if I found this way.(I've been without a phone for 3 weeks, just needing to send it in for repairs, but feeling that I could somehow manage to back up my files, but I didn't have a way). So I decided to not be lazy and write this. It's less risky than "baking" it, so if you're considering that, then try this first. Hopefully no one made a post exactly like mine because that would suck because I'm super tired right now but I hope this at least helped one person. Thanks and good luck!

Related

"Moister Damage" On The Tilt 2??

So, today I was getting in the car right. My phone was battery back-less because I broke the old one and was waiting for a new. I live in south florida, and it's spring-time. The morning was a bit humid but I thought nothing of it. I turn my phone on and try to listen to some music right, but it wont let me open WM player. So I go and open something else and try to exit out. The X button won't work but the touchscreen does... weird. I then try to restart the phone. I keep holding the power button but no luck! So I'm worried and go to pull the battery out but to my surprise see a little condensation on the back of the phone. I pull the battery out and when it goes off I see CONDENSATION ON A RIGHT STRIP ON THE SCREEN. I go to turn it back on and try to do the same stuff. No buttons work, the X button and lock softkeys do not work, no hardware buttons do what their supposed to but they light up, turn the backlight on and everything!!!! I can't even do input with the touchscreen keyboard even though the screen works. Some programs I can and can't open. The phone was on for a MAXIMUM of 5-7 minutes, if that! I'm very surprised because It worked last night what leaves me to believe "Moister damage". Am I correct or is it a software problem. I cant hard reset because no way to type input. Haven't tried the sequence or mymobiler yet.... can someone tell me if the culprate to the death of my phone is moisture damage? I'm really angry now......
froggylover1345 said:
...... can someone tell me if the culprate to the death of my phone is moisture damage? I'm really angry now......
Click to expand...
Click to collapse
seems like sort of thing that could happen if moisture entered into your phone as that could cause electric shocks and considering the inner hardware and electrical components are very delicate even the slightest exposure to water vapors or moisture is a enough to damage them especially considering your scenario where you had no battery (and i am assuming you didn't have back cover either or you did?) but regardless as far as my understanding is this behavior seems in line with what you are thinking.
So no way to fix it.... I'm now phoneless. I'm so mad at myself right now....
I live in SWFL and unless you dropped the thing in a puddle I cant imagine the humidty down here doing that to your phone. Did you drop the thing in a puddle? The back cover is by no means air tight so I dont think NOT having a back cover did that too your phone.
Turn the phone on and plug it into your charger and see how long it stays on. There's a trick discussed here that talks about wrapping the phone up in paper towels and then putting it in a bowl of rice for 24 hours. That should suck any moisture you have in your phone out. Just do a search in the forum for "rice" or something.. I dont know.
Good Luck Though!!!
This is the thread you want to read http://forum.xda-developers.com/showthread.php?t=669472
i wouldn't think humidity would cause that much damage.
have you installed any recent app(s) that you might suspect causing these issues?
I thought the SAME THING. That's why I thought nothing of it! I just did a hard reset on it the night before so no apps installed. I did go on Android but, I do that about 1-2 times a week. Only reason I think it's moisture is because of the "white smoke" I saw thinking it was condensation. It wasn't really taken care of for a few hours because I was in disney. When I got to the hotel I put it in paper towels. The touchscreen works, and I can open apps on the menu but not use them. Wont let input through. No hardkeys work either. I'm gonna try a hard reset.
I WAS WRONG! I just did a hard reset, and it fixed the problem! Had to do it the button sequence way but it worked! The last thing I did on it, the night before was go on Android. Everything functioned well their and had no problems. What I'm guessing is I got a bad boot or something that stopped some drivers from working. I figured this out by trying to download mymobiler on the phone so I could do a hard reset and it wouldn't let me open it because it wasn't signed with a trusted certificate. Whew.... this is A HUGE RELIEF.
ight just wanna ask everyone since the topic is mainly on "Moisture damage" i have a habit of using my phone as a shower radio...no i dont put it in the shower, i leave it on the sink farthest away from the shower stall, my question is....will this do any damage to my phone because of the moisture and heat!? because this is the 2nd time ive done it and i dont wanna continue until i get a word of approval from you guys
XERO_Racer said:
ight just wanna ask everyone since the topic is mainly on "Moisture damage" i have a habit of using my phone as a shower radio...no i dont put it in the shower, i leave it on the sink farthest away from the shower stall, my question is....will this do any damage to my phone because of the moisture and heat!? because this is the 2nd time ive done it and i dont wanna continue until i get a word of approval from you guys
Click to expand...
Click to collapse
I wouldnt think it would damnage the phone. Unless you actually submerge the unit or dump water on it it should be able to withstand the humidity. It's not like its in the moisture for hours and hours just a few minutes while you shower. Keep your fan running while you shower and that should help even more; although the fan should be on while you shower anyway AND for at least 5 minutes after you shower (little known fact) to protect the drywall and structure of the bathroom.
Humid place
Where I live some times in summer we have 98% of ambient humidity!
So it´s almost impossible to have anything dry here
froggylover1345 said:
So, today I was getting in the car right. My phone was battery back-less because I broke the old one and was waiting for a new. I live in south florida, and it's spring-time. The morning was a bit humid but I thought nothing of it. I turn my phone on and try to listen to some music right, but it wont let me open WM player. So I go and open something else and try to exit out. The X button won't work but the touchscreen does... weird. I then try to restart the phone. I keep holding the power button but no luck! So I'm worried and go to pull the battery out but to my surprise see a little condensation on the back of the phone. I pull the battery out and when it goes off I see CONDENSATION ON A RIGHT STRIP ON THE SCREEN. I go to turn it back on and try to do the same stuff. No buttons work, the X button and lock softkeys do not work, no hardware buttons do what their supposed to but they light up, turn the backlight on and everything!!!! I can't even do input with the touchscreen keyboard even though the screen works. Some programs I can and can't open. The phone was on for a MAXIMUM of 5-7 minutes, if that! I'm very surprised because It worked last night what leaves me to believe "Moister damage". Am I correct or is it a software problem. I cant hard reset because no way to type input. Haven't tried the sequence or mymobiler yet.... can someone tell me if the culprate to the death of my phone is moisture damage? I'm really angry now......
Click to expand...
Click to collapse
Just let it do some thorough drying out. I had an old Kaiser i dropped completely in the toilet at work..lmfao You know i was pissed but..after some thorough drying and TLC, it just started wrking again like nothing ever happened. I let my father have the Tilt cuz i had already had a replacement one sent to me. Just told them i lost it. cuz u say water, they like warranty voided..lol Still wrks to this day, its his new toy till he get that new EVO 4g for sprint. he got the tilt to work with a prepaid sim card. im like dayumm..he showing something new..lol
demandarin said:
. I had an old Kaiser i dropped completely in the toilet at work..lmfao You know i was pissed
Click to expand...
Click to collapse
No pun intended right?

Problems with Tilt 2

Hey, last night my friends got into a bar fight and the bouncers came at me and one of them tried to kick me and he kicked my phone like 10 feet in the air and it hit the pavement. the phone came into 3 pieces upon impact. (the battery, cover, and the phone itself) It wouldn't turn on last night, but today I took it apart a bit to see if I could see any visible damage, when I put it back together the opening screen flashed for a second then it shuts off again. The screen does not have any damage either. What is most likely the problem that is wrong with my phone? and how should I go about getting it fixed or fixing it myself?
Well after I took the phone apart and put it back together, it turned on and is working as if nothing happened. This phone literally got shot up roughly 10 feet in the air and hit the pavement and has only a couple of scratches- none on the screen. has to be the best phone I ever had in a means of durability, but I am still wondering why it didn't work for 16 hours or so.. Any ideas?
Shock....
Might have been some components loosened (like the battery contacts, or other pieces of the chain that supply power) that somehow fell back into place after you took it apart/reassembled.
Past experience with electronics is that things don't magically fix themselves. Whatever went wrong will probably happen again, just a matter of time.

HTC Desire fell in water, now won't boot.

Hi, my apologies if my HTC is in the wrong forum, not sure where the Desire would fit, if anywhere.
Nonetheless this is a useful phone to me and worked fine till the day I had to jump in a lake to save my 5 year old boy from drowning. Naturally didn't have the time to remove the phone from my pocket before jumping in the lake. Kid was fine after swallowing some water but phone "swallowed" a lot of water. Let it dry in a bag of rice and baking soda for several days to fully dry. But when trying to turn it on, the screen just flickers non stop. However when connecting it to the computer using a USB cable, I get what appears to be a boot screen (see pic in address below). Phone was rooted and run CyanogenMod 7. Maybe someone that's familiar with the procedure could guide me? Tried a couple of the options shown but to no avail. Old but still decent phone, would like to get it working again. I've transferred the sim to another phone and I've saved the micro SD card. Just need to get the phone to boot again. PS: could the battery be toast? Maybe it got shorted when I first tried to turn the phone on while still wet?
Any help is appreciated.
I'm too new here, won't allow me to post external links. Please go to h-t-t-p://tinyurl.com/p4dmgej (remove dash from http)
I'd say leave it to dry naturally for a week or so and try again. If no joy then you could try a new screen but it's probably something really tiny and sensitive that cannot be replaced..
Glad you saved your boy!.
Sent from a stolen HTC M9
It's been 2 months. But I did make a crucial mistake: I tried to turn the phone on while still at the lake. This likely caused more damage than it needed.
However I suspect the issue is with the battery. It won't charge past 3.85 volts. And the display works just fine, once I press the key combo to enter the boot screen as seen in the pic above. Will try and track one down locally, hopefully a shop will be able to test it a battery in the phone before I buy it.
And yes, the boy was fine. But it was a close call. it is amazing how quickly something can go wrong. I neglected the lake rule of staying within arm's reach. Let this be a lesson to anyone with small ones: it only takes seconds for things to go badly wrong, even at a supposedly safe, man made lake intended for kids.
PS: 2 months prior an adult died on the same lake after falling off his boat. Another lesson: invest in swimming lessons. Scary stuff, indeed.
Right, i thought you were seeing that over usb via sdk or something.. You could always try opening it and inspecting for blown components. What damage can be done.. It's already useless.
I still think it's worth leaving it to dry naturally.
Sent from a stolen HTC M9

I really need help turning my phone on for 20 minutes, ASAP

Hey guys, I have a LG G4 and it's begun to bootloop. I'm sending it into repairs soon but I have contacts and some pictures I want to backup before I send it in. (It gets reset during the repair).
I just want a select amount of pictures 100-200 which I want to just select to upload to google photos, and then move my contacts to my SIM card. That's it. The rest can go. But my phone won't turn on (obviously).
Is there ANY way I can get my phone to turn on and stay on for JUST 20 minutes. PLEASE HELP. I'd honestly love you forever. Thanks!
(I've tried the freezer method and it turned my phone on for about a minute untouched, but as soon as I start to select which photos to back up, it just freezes and turns off).
Minchan_5 said:
Hey guys, I have a LG G4 and it's begun to bootloop. I'm sending it into repairs soon but I have contacts and some pictures I want to backup before I send it in. (It gets reset during the repair).
I just want a select amount of pictures 100-200 which I want to just select to upload to google photos, and then move my contacts to my SIM card. That's it. The rest can go. But my phone won't turn on (obviously).
Is there ANY way I can get my phone to turn on and stay on for JUST 20 minutes. PLEASE HELP. I'd honestly love you forever. Thanks!
(I've tried the freezer method and it turned my phone on for about a minute untouched, but as soon as I start to select which photos to back up, it just freezes and turns off).
Click to expand...
Click to collapse
use the freezer method. search i think its on h811 section.. just follow instructions and make sure no moist can get to phone.
Minchan_5 said:
Hey guys, I have a LG G4 and it's begun to bootloop. I'm sending it into repairs soon but I have contacts and some pictures I want to backup before I send it in. (It gets reset during the repair).
I just want a select amount of pictures 100-200 which I want to just select to upload to google photos, and then move my contacts to my SIM card. That's it. The rest can go. But my phone won't turn on (obviously).
Is there ANY way I can get my phone to turn on and stay on for JUST 20 minutes. PLEASE HELP. I'd honestly love you forever. Thanks!
(I've tried the freezer method and it turned my phone on for about a minute untouched, but as soon as I start to select which photos to back up, it just freezes and turns off).
Click to expand...
Click to collapse
When I used the freezer method I would wrap it in paper towels(to absorb any condensation of water) and then in plastic wrap to make air tight. I would then leave it for several hours. On the first try I managed to get it to work for maybe 10 minutes and next tries didn't really work.
What worked best for me was the method where you heat up your phone with a hair dryer. Take off the back cover and remove the battery and then heat it up with the hair dryer until it gets very hot, around 3 minutes (depends on how close and how hot your hair dryer gets). I mostly applied the heat on the top half of the phone. Be careful with this method, the phone needs to get very warm but not to warm that you damage it. You can find youtube videos where they demonstrate this method.
Craxie said:
When I used the freezer method I would wrap it in paper towels(to absorb any condensation of water) and then in plastic wrap to make air tight. I would then leave it for several hours. On the first try I managed to get it to work for maybe 10 minutes and next tries didn't really work.
What worked best for me was the method where you heat up your phone with a hair dryer. Take off the back cover and remove the battery and then heat it up with the hair dryer until it gets very hot, around 3 minutes (depends on how close and how hot your hair dryer gets). I mostly applied the heat on the top half of the phone. Be careful with this method, the phone needs to get very warm but not to warm that you damage it. You can find youtube videos where they demonstrate this method.
Click to expand...
Click to collapse
Was there any water damage that happened?
Minchan_5 said:
Was there any water damage that happened?
Click to expand...
Click to collapse
I don't know where the water damage indicators are located on the G4, so I haven't checked.
When I only put it in a ziplock I would feel some water condensation on it. But when I removed the back cover and battery and wrapped it tightly with papertowels and plastic wrap I wouldn't feel any water condensation.
If you manage to get it to start with the freezer method then you could try to leave the phone inside the freezer while you have it plugged in into your computer with a usb cable. Maybe that could prolong the time it works. Because it gets warm rather quickly after you take it out and start it up.

Fixing a dead LG G3 (D855) with a hair dryer

Hello people of the internet and most likely LG G3 users. Yesterday my LG G3 D855 died right when I was about to watch some good hentai. I’ve been having screen flickering for ages in the YouTube app and as of late the screen also started to fade to black from the corners, random reboots were also quite common. Android became unresponsive for a couple of seconds and then the screen when completely black in a split second. Tried a lot of things after that: removed the battery countless times, changed with an old battery, charged it for hours at the time (battery wouldn’t get hot so no charging), connected to my desktop. No Android, no TWRP, no bootloader, nothing could make my G3 do anything. I was convinced it became a paperweight. After that I proceeded to disassemble the phone. Disconnected all the ribbon cables of the cameras and the display etc and put them back in firmly. That did do anything. HOWEVER I remembered when I was wasting time reading toxic XDA comments and stuff that someone mentioned baking the device to restore connections between the motherboard and the SOC, or something like that. So I did some research and even though something as stupid as putting it in the oven actually seem to work for people. Mum wouldn’t let me put it in the oven so I made my own way of resurrecting my G3. This is what I did to get it back working:
I’M NOT RESPONSIBLE IN ANY WAY IF THIS GOES WRONG AFTER TRYING THIS. IT IS 100% YOUR CHOICE TO DO THIS OR NOT.
Requirements:
DISSEMBLING
LG G3
Screwdriver small enough to remove the G3 screws
Plastic prying tool (old credit card, solid thin plastic will do also)
Good light source
REVIVING PROCESS
Hair Dryer that can get a fair bit hot
The grill of an oven
Stopwatch
A floor that can withstand heat
A place that can be ventilated in case of toxic fumes (nothing happened for me)
Safety goggles (I didn’t have and so didn’t use)
Electrical fire extinguisher (I didn’t have and so didn’t use)
STEPS FOR MAKING AN UNDEAD PHONE:
1. Remove battery, SIM card, SD card.
2. Proceed to disassembling the phone to the state where you only have the motherboard. I used these guides:
https://www.ifixit.com/Teardown/LG+G3+D855+Teardown/42288
And
https://www.youtube.com/watch?v=sNymIdIXTyI
3. Place the oven grill on a surface that can withstand heat and then gently place your LG G3 motherboard on it.
4. The heating process:
1.
Turn on the hair dryer and start to focus the heat on the part of the motherboard that is facing towards you when you take it out. So not the part where you see the SOC. See image. Hold the hair dryer close to the motherboard (5 cm space or so) and do this for 10 minutes.
2.
Let it cool down for 5 minutes and turn it around.
3.
Proceed to heat the SOC for 15 minutes and let it cool down fully for a minimum of 15 minutes.
4.
But it back together, hope that luck is on you side and that it will turn on.
NOTE: First boot went all the way till android boot screen when it crashed with screen flicker. I removed the battery and waited a minute or two and tried it again and it has been working ever since yesterday night. This is probably not a long-term solution so I’d suggest just using this to get your data off you phone and moving on to another device as fast a possible.
EDIT: Like I said before use this method only if you find putting it in the oven is to risky. My phone has now stopped working. This really is a temporary fix for if you just want to backup you remaining data.
i have used G3 for last 3 years and its was still good phone in market ..ok to the point
i have 3 G3 and one i bought for experiments and i put in Oven and guess what it show some sparks and burn from botton pat of the board so dont ut in oven it can burn and ic on board .. heating through hair dyer is safe i think for noobs... thanks

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