If you use WordPress for a Blog and you think about a Theme Change for a new Look you should now some points:
- Check new Themes for available Updates
- Check new Theme for User Feedback
- Check new Theme how often its downloaded, if often used Search Engines can handle the code
- Check the new Theme some Weeks and control active the Ranking on Search Engines (like Webmaster Tools), cause bad readable Code is ranked down or broken internal links and bookmarks can forward robots into nirvana
- Check the new Theme on various Browsers, Opera, Chrome, Firefox, IE, Mobile Browsers and Check Mobile Browsers on „Desktop View“
- Check the Theme on various Screen width, Menu Handling, and test Browsers with disabled Java Script for barrier free handling and disabled Webfonts
- Check the load Time with Browsers Analytics Tools, compress Code, Reduce Image Size
- Check for Sitemaps and RSS Feeds
- Check the Site on HTTPS, redirect HTTP to HTTPS!!