If you don’t see the “Unknown Sources” option then your Chromebook isn’t in developer mode. Click “Security” and enable “Unknown Sources” under Device Administration, you will see a warning, ignore it. Open the Chrome OS settings screen and click the “App Settings” link under Android Apps. Enable Unknown Sources by going to the Android settings screen.Warning: This will delete all data on your Chromebook and will weaken your security. Put your Chromebook into Developer mode by following this guide.All data on your Chromebook will be deleted, this includes data for all users. Notice: We are not liable for any damage that occurs due to following these instructions. YGOPRO INSTALLATION INSTRUCTIONS – CHROME OS Entering Developer Mode requires you to disable Verified Mode security on your Chromebook.Entering Developer Mode will delete all data on your Chromebook, including data of other users.This method requires you to enter Developer Mode on your Chromebook.WARNING – READ BEFORE PROCEEDING!!!īefore proceeding with the installation please keep the following in mind: To install YGOPRO on your Chromebook, download the Android APK from here and then follow the installation instructions. If your Chromebook has the Google Play Store then you can use the Android APK. There is no native YGOPRO app for Chrome OS, however some Chromebooks support Android APKs.

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