Acer B118
Some Keys Don’t Work
Solution: Check and reseat keyboard ribbon cable connection to mainboard
Headphones Not Working
Solution: Restart and/or perform a Factory Reset
Secure Boot Enabled
Solution: Disable Secure Boot in BIOS settings; Reset BIOS password if locked out
Broken Battery Posts
Solution: Remove broken metal pieces and tape the battery in place using two-sided tape (NOTE: Do not cover the drainage holes to the sides of the battery!)
Speaker Malfunction (2018 B118-RN)
Solution: Install 1.07AD BIOS and replace speakers
Repeated Secure Boot Fail (2019 B118-G2)
Solution: Install 1.15LD BIOS