Health Check & Troubleshooting
This plugin will perform a number of checks on your WordPress install to detect common configuration errors and known issues.
It currently checks your PHP and MySQL versions, some extensions which are needed or may improve WordPress, and that the WordPress.org services are accessible to you.
The debug section, which allows you to gather information about your WordPress and server configuration that you may easily share with support representatives for themes, plugins or on the official WordPress.org support forums.
Troubleshooting allows you to have a vanilla WordPress session, where all plugins are disabled, and a default theme is used, but only for your user.
For a more extensive example of how to efficiently use the Health Check plugin, check out the WordPress.org support team handbook page about this plugin.
I am unable to access my site after enabling troubleshooting
If you should find your self stuck in Troubleshooting Mode for any reason, you can easily disable it by clearing your cookies.
Are you unfamiliar with how to clear your cookies? No worries, you may also close all your browser windows, or perform a computer restart and it will clear this specific cookie automatically.