So here we go with a quick step-by-step tutorial on editing the PHP.INI file.
Step 1: Login to the cPanel.
Step 2: Find the File Manager in the file section of the cPanel.
Step 3: Navigate to the directory where you will like to save or edit the PHP.INI file and then select the file and use the Code Editor. To open the file, you can click on it to select the file and simply click on the Code Editor icon in the menu bar of the File Manager. You can also do this by using right-click with your mouse and select Code
Step 4: Edit the section of the PHP.INI that you want to change.
Step 5: Click on SAVE CHANGES in the top right-hand corner to save your modifications or additions to the file.