Fix WiFi Problem in Sony Xperia Z

Case: Some how your xperia Z cannot receive the wifi signal as it should be, but other device in same spot got full bars.


  • Root Sony xperia Z
  • Download and install Root explorer or other similar application

Fix xperia Z wifi problem

  1. Open root explorer (or other similar application)
  2. go to /etc/firmware/wlan/prima/
  3. Find WCNSS_qcom_cfg.ini file
  4. Make backup from this file
  5. Use text editor to Open WCNSS_qcom_cfg.ini
  6. Search gEnableBmps
  7. Change gEnableBmps value




  8. Save then reboot the device

fix sony xperia wifi problem

note: Be carefull when open and edit WCNSS_qcom_cfg.ini file, add / remove some letter can make your android got a trouble.

Do With Your own Risk!!

Download Support file

Related Post