Here is what's we need to be permanently fixed with this gig to benefit the website.
1- You will need to fix the problem for the website showing 404 Error - Page Not Found .
The pages are Blank not showing affiliate images.you need to solve this issue permanently.
2- Complete Full Site Backup (for safety)
3 - Fixing .htaccess & Permalinks
4- Troubleshooting and resolving theme/plugin conflicts
5 - Verifying core WordPress configuration (wp-config.php)