Error while starting My sql or Appache in Xampp server

 https://webolute.com/blog/programming/this-may-be-due-to-a-blocked-port-missing-dependencies/

and for My sql, use below steps

Open the XAMPP Control Panel and click Config next to MySQL, then select my.ini.

Find the lines port=3306 (usually in two places) and change them to port=3307.

next step

If going to localhost:8000 get error than change the config.inc.php, enter the password in string $cfg['Servers'][$i]['password'] = 'root';

and change

$cfg['Servers'][$i]['controluser'] = 'pma'; to  $cfg['Servers'][$i]['controluser'] = 'root';

$cfg['Servers'][$i]['controlpass'] = '';$cfg['Servers'][$i]['controluser'] = 'root';