Tweaks Lenovo A800 to Increase HSDPA/HSUPA/3G Signal

Here`s a little tips to make your 3G signal stable

Preparation

Tweak script to increase HSDPA/HSUPA/3G Signal

  1. Open root explorer
  2. Go to /SYSTEM/ folder
  3. Set to R/W (read/write)
  4. Make backup file for build.prop (copy to other folder)
  5. Open build.prop using text editor
  6. At last line, add this script

    #3G Tweaks
    ro.ril.hsxpa=2
    ro.ril.gprsclass=10
    ro.ril.hep=1
    ro.ril.enable.dtm=1
    ro.ril.hsdpa.category=10
    ro.ril.enable.a53=1
    ro.ril.enable.3g.prefix=1
    ro.ril.htcmaskw1.bitmask=4294967295
    ro.ril.htcmaskw1=14449
    ro.ril.hsupa.category=5

    # Enable HSUPA
    ro.ril.hsxpa=3

  7. Restart your device

Do With Your Own Risk

note:

  • this tweak works only at stock ROM
  • 3G connection is needed
  • build.prop is sensitive file, make sure it`s all correct before save.

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