Sometimes the eShop will not let you download game patches unless your actual 3DS console is updated to the latest system firmware. Go to System Settings > Other Settings > System Update to check.
Insert your Pokémon Omega Ruby cartridge or locate the digital icon on your home screen. Highlight the game icon. pokemon omega ruby 14 update download new
The update requires a small amount of blocks on your 3DS SD card. If your card is full, delete unused game demos or old photos in your system settings to make room. Sometimes the eShop will not let you download
If you are having trouble getting the version 1.4 patch onto your system, check these common roadblocks: Highlight the game icon
To ensure that your download was successful and actively applied to your game: Launch Pokémon Omega Ruby from your Home Menu.