Flashing a ROM wipes all user data. Back up your photos, contacts, and documents to a cloud service or PC. Popular Custom ROM Options for Samsung A04
This is the essential first step. Without an unlocked bootloader, you cannot flash custom partitions. samsung a04 custom rom
Custom ROMs are often "debloated," meaning they remove heavy background processes that slow down the Helio P35 chipset. Flashing a ROM wipes all user data
In TWRP, go to "Wipe" and select "Format Data" (type 'yes' to confirm). samsung a04 custom rom
Tripping Samsung Knox is permanent. This will disable features like Samsung Pay and Secure Folder forever, even if you return to stock software.