How to remove permanent 404 pages in Google Search Console 2023 Wordpress tutorial

Hello sir mny website bnai the complete index b kr di the phr kch issues ki wja sy mujy WordPress delete krna pr gya sara content b phr 2bara sy many WordPress download ki usi domain ur hosting py new setup kiya content b but sir google search console mn abi tk purani wali website show hoti h jo ab new data uski Performa show ni hoti ma kia kru ab please reply me ❤❤❤❤❤❤

Thx mate, super helpful

how can we find these page links , I have the URLs but I am not able to find them in pages or sitemap. but pages are opening and showing 404 error