Better !free!: Oppo A91 Custom Rom

: Stock ColorOS can be aggressive with background tasks; custom ROMs often allow for more granular control over battery-draining processes. Essential Preparation

: Ensure your battery is above 80% to prevent the phone from dying mid-flash. on how to unlock the bootloader for the specifically? oppo a91 custom rom better

A custom ROM is objectively better for longevity, privacy, and performance— if you can live without OPPO-exclusive features. : Stock ColorOS can be aggressive with background