Step 1: Login to cPanel
Step 2: Under the Files Section, click on File Manager
Step 3: Locate your WordPress installation files, then navigate to the WP-CONTENT folder. Double-click on it to open it.Enter the WP-content folder
Step 4: Double-click on the PLUGINS folder in order to see its contents.
Step 5: Right-click on the plugin file name in order to re-name it and thereby disable it.