Disclaimer: This firmware use to update and repair software Acer Liquid S2 S520 smartphone problem, flashing a firmware is not without risks. If you don’t do it properly, you might render your phone inoperable. If you decide to proceed we won’t be liable to whatever might get wrong (neither we could provide technical support).
What you can do with Acer Liquid S2 S520 Stock Firmware / ROM?
- Unroot your Acer Smartphone
- Unbrick your Acer Smartphone
- Restore your Acer smartphone back to factory settings
- Remove any custom ROM/Recovery on your smartphone
- Set it back to 100% stock settings, just like the day you first got it
Backup your data before start flashing you smartphone if you don’t know how backup your data read those Articles,
You are flashing at your own risk.
Firmware Acer Liquid S2 S520 Android 4.2 jelly bean
From here AV052.S520.RV19RC04.TWN.GEN1L this image is only for TWN_GEN1L
From here AV052.S520.RV19RC04.EMEA.GEN1L this image is only for EMEA_GEN1L
From here AV052.S520.RV19RC04.AAP.GEN1L this image is only for AAP_GEN1L
Methods to install
- First backup all current rom details
- Download the file put in SD card
- Turnoff your phone
- Go to recovery menu by combinations key
- Now factory reset and clear cache
- Now select Install zip from SD card
- Install it and boot it
- First boot takes more time.
Please: If any download link not working inform me by comment.