What should I do if phpMyAdmin cannot connect to MySQL?

What should I do if phpMyAdmin cannot connect to MySQL

##Solution:

1. First, we enter the phpmyadmin directory and see if there is a configuration file config.inc.php. If not, copy and rename config.sample.inc.php to config.inc.php;

2. Then open the configuration file, search for localhost, and find $cfg['Servers'][$i]['host'] = 'localhost;

3. Change localhost to 127.0.0.1;

$cfg['Servers'][$i]['host'] = 'localhost';

was modified to:

$cfg['Servers'][$i]['host'] = '127.0.0.1';

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