Flashing a new firmware wipes all internal storage. Back up your photos, contacts, and personal documents to a cloud service or an external drive.
A "repack" is more than just a copy; it's a curated version of the official stock firmware. Community developers take the official "MT" (MediaTek) firmware files and modify them to: firmware hotwav cyber 7 5g repack
: Community discussions on 4PDA indicate you must first enter Developer Mode , enable USB Debugging , and perform a bootloader unlock, which will wipe all user data. Flashing a new firmware wipes all internal storage