With over 6-7 years of experience in Android Development & Rooting, I can guide you on how to: 1) Install Custom Roms, Custom recoveries & Custom Kernels. 2) Restore Deleted Data 3) Install Cracked Apks 4) Backup all data with a single click 5) Unlock bootloader, Fixing your hard brick/ soft brick device, etc 6) Fixing issue related to battery 7) Fixes related to a lagging device