Apply quantum theme
Please follow these steps properly once the file downloaded:
1. Clear the data of the theme store app
2. Go to the file manager app, and click the modified theme downloaded, it’ll take you to the theme store app, grant any permissions asks…
3. Click on “try now” and let it load
4. Open the theme store app, and let the main page load properly, then go back to the homescreen (do this step 3x)
5. Restart / reboot your phone
6. Repeat step 2 – 4 and you good to go…
Quantum50 Theme Download
Quantum Theme is a stock android theme for your ColorOS 5.2.