To increase the memory limit of WordPress, follow the below steps:

Edit php.ini

Login to your cPanel account and Go in “File Manager”

Then locate your php.ini file

open the php.ini file in a text editor

Find the following line:

“memory_limit = 32M”

Increase the value of memory_limit to a higher number, such as 64M, 128M, or 256M.

“memory_limit = 128M”

Save the php.ini file