The “save operation could not be completed” error is a time capsule of early-2010s mobile gaming: ambitious cross-platform titles running on fragmented hardware, with cloud saves still a luxury. Today, FIFA 14 is no longer on the Play Store (delisted in 2017 after EA switched to seasonal rebrands), but its ghost lingers.
Because the game is no longer officially supported, you must use manual workarounds to bypass storage restrictions. 1. Use a Third-Party File Manager
If the first method fails, you can generate a valid save file on an emulator and transfer it to your phone. Generate Save : Install FIFA 14 on a PC emulator like . Start a career or tournament and save the game. Export Folder : Locate the com.ea.game.fifa14_row