Genshin Impact error code 9907: How to fix insufficient storage space error on PC, PS4 and Android

characters from Genshin Impact - error code 9907
Credit: MiHoYo

There are many things we love about Genshin Impact, but one thing that we aren't particularly fond of is the infamous Genshin Impact Error Code 9907: insufficient storage space".

Many a gamer has been thwarted by this error in their efforts to explore the world of Teyvat with faithful companion Paimon. Happily, this is one quest that is not doomed to end in failure. We are on hand to give you some help in overcoming this particular opponent. We'll take a look at what causes the error (hint: it's something to do with storage) and more importantly, how to fix it.

So whether you are trying to play Genshin on a PC, PS4 or Android device, then read on and destroy error code 9907 for good!

What is Genshin Impact Error Code 9907?

As the title of this article suggests, error code 9907 crops up when you don't have enough storage space on your device, to fully install the game.

Any storage requirements can vary depending on the device you are using. On PC and PS4, Mihoyo recommends a minimum of 30GB of free space. For Android devices, it's a minimum of 8GB of space.

It has also been suggested that even if you have the requisite space, this error can crop up if you quit Genshin while it is downloading. This is despite the fact that it has a download-in-background setting. So bear that in mind if you are getting this error, but definitely have enough space on your device.

So with all that in mind, if you are struggling for space on one of these devices, what options do you have?

How to fix insufficient storage space on PC

On their own FAQ, Mihoyo simply states that if you are having issues with disk space:

If the space remaining does not exceed 30 GB, we recommend that you delete some files before re-opening the launcher and updating the game once again.

So how exactly do you do that? Microsoft has added a helpful guide here and recommends starting at the top of the list, and working your way down. It starts with basic things like checking your disk space and using Disk Cleanup, right through to expanding your storage space on your computer.

Ancient Kingdom Guardians - Genshin Impact error code 9907
click to enlarge
Credit: MiHoYo

How to fix insufficient storage space on PS4

Sony meanwhile, offers a couple of different options to manage your storage on your PlayStation 4 or PS5.

To make space on your PS4 to install a new game, you may want to consider deleting some applications. Any apps or games you delete will always remain available in your library, to be re-downloaded when you want them.

  • Highlight the application you want to delete in the content launcher or Library.
  • Press the OPTIONS button > Delete.

If you really don't want to delete anything, then you do have the option of using an external HDD, or upgrading the internal storage.

If you want to free up some space by deleting saved data, here's what you need to do:

  • Go to  Settings  > Application Saved Data Management.
  • Choose either System StorageOnline Storage or USB Storage > Delete.
  • Select a game and place ticks next to the files you wish to delete or Select All.
  • Select Delete  and then select OK to confirm your decision.

A final option is to move saved data from your PS4 to USB storage:

  • Connect a USB storage device to the PS4 system.
  • Go to  Settings Application Saved Data Management > Saved Data in System Storage  > Copy to USB Storage Device.
  • Select a game.
  • Place ticks next to the data you wish to copy, or Select All, and select Copy.
  • "Do you want to overwrite this saved data?" will display if the file you're copying already exists on the USB storage device. 
  • The date and time shown for each version will help you determine which is the most recent save. Select Yes to replace the version in USB storage. Select No to cancel the copy.

How to fix insufficient storage space on Android

There seem to be two main options for fixing the problem on an Android device.

Step one is to clear data and cache on your device. To do this:

  • Go to Settings > Storage.
  • Click on Other Apps to see a full list of your installed apps.
  • Find Genshin Impact and tap on Clear Cache and Data.
  • Restart the game, and make sure you leave your screen on, and the game open while you are downloading.

If this isn't successful, then the next step is to try a complete reinstall:

  • Go to Settings > Storage.
  • Click on Other Apps to see a full list of your installed apps.
  • Find Genshin Impact and tap on uninstall.
  • Go back to the Play Store and start downloading the game again.
  • As above, make sure you leave the screen on and the game open while downloading.

And there you have it. Solutions to create more storage space and beating error code 9907 for playing Genshin Impact. If none of this is working, you can always try reaching out to the Genshin community for some additional support.

For more articles like this, take a look at our Gaming, Genshin Impact, and How To pages.