Guide to reflash Z64 Android BIOS, Z64 Factory Firmware, and Root Z64A.
I write a guide on how to root Android 5 Lollipop using KingRoot and replacing superuser KingRoot to SuperSU. The step is only for use with YLN-KingRoot. The steps are written to root Sony Xperia Z. If you have successfully rooting other models using my guide, please share it in comment.
During firmware upgrade, I made a mistake and it bricks the phone. So here the steps to restore the phone. The step is also useful if you would like to reset with original firmware. Note: The step will wipe all data and restore the phone with the latest firmware.
Guide to enter/exit Xperia Safe Mode
Guide to check Samsung KNOX Status as Samsung Warranty is only valid when KNOX Warranty Void Status is 0x0. Notes: Once you root (CF-AutoRoot, etc) using ODIN flash, it will trip KNOX Warranty Void Status
Guide to Enter and Exit Odin Download Mode for Samsung Gadget
Guide to Register Samsung Galaxy Notes 4 (SM-N910G) Product Warranty
Android 4.4 KitKat has greatly improved its performance and feature, but Google has made terrible changes to SD Card write access that causes apps to fail to write anywhere in sd card. The easiest solution is to download and install Android App for SD Card Fix from Google Play. This solution requires KitKat (Android 4.4) […]
Sony Xperia DRM/BA2 key is very important to use Sony proprietary features and I will show you how to check your DRM/BA2 key
Sony Xperia mobile comes with DRM/BA2 key to enable Sony proprietary features such as Bravia Engine 2 in Sony Movies app. If you unlock or accidentally flash TA partition, your key will be lost forever. Fortunately, XDA developer, DevShaft, has created a tool called BackupTA to backup TA partition for future recovery.