gslate / Optimus pad MDP / Recovery mode and fastboot Found - Upgrading, Modifying and Unlocking

MDP/recovery Mode
hold vol down and hit the reset button next to the sim card keep hold vol down till you enter MDP/Recovery mode
FastBoot mode
hold vol UP and hit the reset button next to the sim card keep hold vol down till you enter Fastboot
APX mode
turn device off. Press power while holding both Vol buttons (note nothing is desplayed on the screen)
Now lets get Clockwork Mod

hi everyone i have a major issue with my rooted gslate.if anyone can help it would be greatly appreciated. i downloaded cw from the market and when it askes you for compatibility i accedently chose the option (lg optimus 3d) thinking it was for my gslate and now after i turned off the gslate and go to turn it back on its stuck on LG blackscreen and says
[HasValidKernelImage] Magic value mismatch:
[DetectOperatingSystems]kernel image is invalid !!!
Starting Fastboot USB download protocol
Ive looked all over the internet and cant find anything to help me out so please can someone help me.
maybe a way to nvflash the proper kernel back. sorry for posting here but the best help is on xda

Solved
Sent from my PG86100 using XDA Premium App

salmanaman said:
Solved
Click to expand...
Click to collapse
How? cos i have a similar problem. ie: where did you get the original boot.img ?

belkre said:
MDP/recovery Mode
hold vol down and hit the reset button next to the sim card keep hold vol down till you enter MDP/Recovery mode
FastBoot mode
hold vol UP and hit the reset button next to the sim card keep hold vol down till you enter Fastboot
APX mode
turn device off. Press power while holding both Vol buttons (note nothing is desplayed on the screen)
Now lets get Clockwork Mod
Click to expand...
Click to collapse
I couldn't enter recovery mode with vol - and reset button. I had to use Vol - and the power button. Just a heads up. Also, what happens if you don't have an update.zip file on your SD? Does it then go to a recovery menu or is there no recovery menu on this device assuming you have not installed CWM?

Related

[Q] help getting into download mode

Hey all,
I just bought a Note 2 N7100 for my husbands Bday gift and we are unable to get it into download mode to root it. We're no strangers to rooting but this one has us both stumped. After making sure usb debugging is enabled we power the phone off. Then pressing vol down & home & power but only get an android guy with a red triangle with an exclamation mark in it. Any suggestions on what we may be missing or need to do?
Thanks.
can you attach pic? i think you are in recovery mode not download
dr.ketan said:
can you attach pic? i think you are in recovery mode not download
Click to expand...
Click to collapse
It is recovery mode. If I press the home button I get the android recovery menu. No way to post a pic at the moment.
recovery - Vol up+ Home +power
Download mode - Vol down + home + power
If you are getting recovery menu by pressing vol down+home+power then you must have rule out device is not a replica. can you tell what you can see in recovery menu?
Try the volume up button + home + power instead. Or you can download the toolkit in the original android development tjread and have it do it for you.
Sent from my phone.

[Q] Stuck logo LG and can not hard reset ?

hi all.
My LG optimus G F180S Korea version can't start, it get stuck at logo LG. I have already read about this error: "stuck at logo LG", the aswear is use hard reset, but I can not hard reset my phone by press Down volume and Power button
Can anyone help me solve problem?
thanks in advance!
Make sure your phone is turn off. If u not sure, press Power about 10s. After, Pressing Volume - and Power. Goodluck.
phamluong92 said:
Make sure your phone is turn off. If u not sure, press Power about 10s. After, Pressing Volume - and Power. Goodluck.
Click to expand...
Click to collapse
unluckily, I can not hard reset by pressing volume down and power
DO U have another method?
thanks!
for hard reset on stock cwm : turn phone off. press vol up + vol down + power.
I had the same problem. I even got worse and the phone wouldn't even turn on. So what worked for me is this:
I put the phone in download mode (Vol Up + Vol Down and then plug the usb)
After that I open LG Mobile Support tool. http://csmg.lgmobile.com:9002/client/app/B2CAppSetup.exe
Wait for the program to detect the phone then go to Options-> Upgrade Recovery. Wait for the process to finish.
After it finished the phone loaded normally and everything was intact. All my files and apps were untouched.

One x bootloop / brick

Hey guys
I have a problem with bricked one x. I get it from my family. It has unlock bootloader and installed cwm. I tried to do something with that but it's first htc in my hand and i'm green. When i turn on phone it shows htc logo and than boot into recovery it doesn't shows me white screen with fastboot option etc , automatically run cwm. I wanted to flash kernel but I can't turn on fastboot mode or I don't know how. Please help my what should I do wake the phone up.
To Enter Fastboot mode
1. Switch off phone completely
2. Press and hold volume down and power
Phone should open in fastboot mode
Use vol up/vol down to make menu selection
Use power button to execute selection
Thanks
grwalker said:
To Enter Fastboot mode
1. Switch off phone completely
2. Press and hold volume down and power
Phone should open in fastboot mode
Use vol up/vol down to make menu selection
Use power button to execute selection
Thanks
Click to expand...
Click to collapse
I can't turn off phone , only possible when my battery goes down. I solved that problem. I flash kernel with recovery (twrp) then by adb push moved rom on phone memory flashed rom and kernel and it works. Please close thread.

[BRICK] ZenFone 2 Laser ZE550KL bootloop at Asus logo

A buddy of mine just gave me this phone and asked if I could help unbrick it. I have no info what they did with the phone before it got bricked.
I can't go into recovery and if I try that's when the bootloop begins.
I can go into fastboot mode. From there I installed 8 different STOCK boot.img and recovery.img files because I have no way of knowing the firmware installed and still nothing.
Is there anyway to unbrick this phone?
Thanks in advance.
Boot into Recovery mode with below steps:
1. Press Power Button + Volume Up Key
2. Then from Fasboot option - use Volume Key and choose Recovery Mode, press Power Button.
3. If it booted in Recovery Menu with Sleeping Android and Error, then Press
4. Again Volume Up Key and Power Button, leave Power Button immediately after 1 or 2 seconds.
5. You See normal Recovery Menu, from here you Reset Your Handset.
------------------------------------------------------
IF I AM HELPED YOU, PRESS Thanks Button
------------------------------------------------------
k576 said:
Boot into Recovery mode with below steps:
1. Press Power Button + Volume Up Key
2. Then from Fasboot option - use Volume Key and choose Recovery Mode, press Power Button.
3. If it booted in Recovery Menu with Sleeping Android and Error, then Press
4. Again Volume Up Key and Power Button, leave Power Button immediately after 1 or 2 seconds.
5. You See normal Recovery Menu, from here you Reset Your Handset.
------------------------------------------------------
IF I AM HELPED YOU, PRESS Thanks Button
------------------------------------------------------
Click to expand...
Click to collapse
Thanks for the reply.
When I Press Power Button + Volume Up Key I get a screen with the Asus logo and the Fastboot Mode!!! written on top.
There is no menu to choose Recovery Mode.
DV8_MKD said:
Thanks for the reply.
When I Press Power Button + Volume Up Key I get a screen with the Asus logo and the Fastboot Mode!!! written on top.
There is no menu to choose Recovery Mode.
Click to expand...
Click to collapse
help me i also have same problem did u get any solution?

What is the secret gesture to enter into Download/Recovery mode?

Hello,
Can someone give me the EXACT procedure to enter into Download and Recovery mode please?
If my tab (SM-T830) is switched off, and I switch it on by pressing Vol down + Power and I keep pressing both buttons, it will boot until the first splash screen (Samsung Galaxy Tab S4 Powered by Android) then after this screen, it will reboot..
If I release buttons during this splash screen, it boots up normally
I already succeeded to enter to download or recovery modes before but I have no idea how. I guess I must release 1 or 2 button at the point but when ?
Thanks
Hello,
Hopefully this will be helpful, the following procedure worked for me:
make sure the tab is off
plug the USB cable in your tab (but not in your computer)
hold down both volume buttons together
plug the USB cable in your computer
then the tab start (you may release the buttons) with a menu allowing you to choose (Vol +/-) between download mode and reboot.
Qrm said:
Hello,
Hopefully this will be helpful, the following procedure worked for me:
make sure the tab is off
plug the USB cable in your tab (but not in your computer)
hold down both volume buttons together
plug the USB cable in your computer
then the tab start (you may release the buttons) with a menu allowing you to choose (Vol +/-) between download mode and reboot.
Click to expand...
Click to collapse
It works perfectly, thank! That's a weird way to go to DL mode but it works!
And once I'm already in DL (and flashed a tar with Odin), do you know how I can restart directly to Recovery mode without rebooting to system?
Kholargol said:
Hello,
Can someone give me the EXACT procedure to enter into Download and Recovery mode please?
If my tab (SM-T830) is switched off, and I switch it on by pressing Vol down + Power and I keep pressing both buttons, it will boot until the first splash screen (Samsung Galaxy Tab S4 Powered by Android) then after this screen, it will reboot..
If I release buttons during this splash screen, it boots up normally
I already succeeded to enter to download or recovery modes before but I have no idea how. I guess I must release 1 or 2 button at the point but when ?
Thanks
Click to expand...
Click to collapse
This is really late, but go to recovery and select download mode.
Power off
Hold down all three buttons (power, vol down, vol up)
Once it vibrates let go of power and vol down, continue to hold vol up. Never fails.
minionhunter said:
This is really late, but go to recovery and select download mode.
Power off
Hold down all three buttons (power, vol down, vol up)
Once it vibrates let go of power and vol down, continue to hold vol up. Never fails.
Click to expand...
Click to collapse
Did this several times exactly the same way it's described and it fails every single time. Other way worked perfectly and easily on my first try.

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