Hello, Manish Gupta,
1. We have checked the search function on your website and it appears to be working as expected. https://prnt.sc/yug6uKhLCG88 We suggest clearing your cache and trying again to see if the issue persists. If it does, please provide more detailed information, including screenshots or a video, to help us understand the problem.
2. The publish button in the Theme Settings seems to be working correctly. If you are experiencing any issues, please provide more information so that we can investigate further.
Thank you for bringing this to our attention.
Best Regards,
8themes team