Disabling or deactivating WordPress plugins is one  of the ways to troubleshoot plugin-related errors on wordpress websites. At some instances, a malfunctioned  or troublesome  plugin may throw errors and bar a user completely from logging into the WordPress dashboard.

At this  point, you have  the option of deactivating them from the cpanel section. The following are the steps:

Step I.

Login to the cpanel and navigate to the root folder of your wordpress installation, for instance (public_html).

Step II.

Open the Wp-content folder, to see several other folders including the plugins folder. To deactivate ALL the plugins , rename the plugins folder  to a name you can recall, in case  you would want to revert. 

Step III

To deactivate a specific plugin, open the  plugins  folder and rename  the specific plugin folder name. Remember to do it in a manner  that you can easily revert or bring back the original name to activate it once again. A tip: You can do that by adding a letter at the beginning of the name and proceed with troubleshooting:

Final

By following the above steps, you will be able to identify a troublesome plugin for instance by disabling specific plugins  in turns and reloading the site to be able to single out the  problematic plugin in the end.

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