To reset WordPress password using phpMyAdmin follow below steps...
01 - Login to cPanel
02 - Under the Databases section, click on phpMyAdmin.
03 - Click on the name of your WordPress database.
04 - Next click on the wp_users table.
05 - Click on Edit beside your WordPress admin user.
06 - In the user_pass field, paste your password by pressing Ctrl – V.From the drop-down, select MD5.Finally click on Go.