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How can I restore whole site in power apps portal after changing the default theme it is showing the above error, and whole theme got disturbed Is there any solutions please let me know if any one having the solution for this.
Thank you
Hi @Hareesh2728
There is no oob way. The workaround I can think of is to spin up another site and copy the theme over to your site.
Hope it helps.
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We found this, We can recover old themes with power apps portal studio older version of the power pages you can see link below
https://learn.microsoft.com/en-us/power-apps/maker/portals/edit-css
If you lucky enough and working in a developer environment where you only have that website then you could restore the environment to a specific time before you made the change.
To restore an environment in Power Platform, you can follow these steps:
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How can I restore whole site in power apps portal after changing the default theme it is showing the above error, and whole theme got disturbed Is there any solutions please let me know if any one having the solution for this. 
