Failed To Install Cia File 0xd8e0806a Updated File

If the error persists across multiple different CIA files, your SD card is likely the culprit.

Body: I'm getting an error when trying to install a .cia on my 3DS after a recent system/app update. failed to install cia file 0xd8e0806a updated

How to Fix the 3DS Error 0xd8e0806a When Installing CIA Files If the error persists across multiple different CIA

Select the file, choose , and then Install game image . failed to install cia file 0xd8e0806a updated

You generally need twice the space of the CIA file—one for the file itself and another for the installed game.

Rare, but rolling back Luma3DS one version sometimes bypasses key mismatches until you finish installing.

The keyword "updated" is the biggest clue. Here is the most common user flow that triggers 0xd8e0806a :