Hmm How to i downgrade android 12 to android 11

Ryu9Ryu9 Level 1

Please tell us some basic information before asking for help:

  1. Model Name:
  2. Firmware Version:
  3. Rooted or not: no
  4. Frequency of Occurrence:
  5. APP Name & APP Version (If your issue relates to the app):

In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.



Just today i just find out my phone sim card 1 already turn off can't turn on it back but somehow i tried to take a look and i found the problem, i take my sim card 1 out of the slot and put in sim card 2 and switch sim card 2 to 1 "because i have 2 sim card“ and sim card 1 just don't work at all and sim card 2 work fine

may i ask it is my phone sim card slot or lost connection problem or system bug or something ?


  • I would like to look more into this, would you kindly write your Firmware Version?

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