The internet is littered with broken OR/AS files. Here is what happens if you ignore the "High Quality" tag:
Head to reputable 3DS homebrew forums (like GBAtemp or the Citra Discord). Search for "Omega Ruby v14 HQ SHA1." Verify the checksum. Use a VPN for privacy. And finally, enjoy the trumpet-heavy, Primal-infused journey back to Hoenn—in the highest quality available. pokemon omega ruby v14 cia high quality
stands for C TR I mportable A rchive. It is the file format used by the Nintendo 3DS to install games, updates, and DLC. Unlike a standard ROM file (which is a direct copy of the game card), a CIA acts like an installable package. When you install a CIA on a modded 3DS, it appears on your home menu just like a game downloaded from the eShop. The internet is littered with broken OR/AS files