PHP Fatal error: Uncaught Error: Class ‘mysqli’ not found in /var/www/html/bWAPP/install.php:29 [duplicate]

i have this error in bWAPP in install?=yes file wite page and i found in logs file this

[Sat Apr 09 18:19:09.052868 2022] [php7:error] [pid 5345] [client 127.0.0.1:51114] PHP Fatal error:  Uncaught Error: Class 'mysqli' not found in /var/www/html/bWAPP/install.php:29nStack trace:n#0 {main}n  thrown in /var/www/html/bWAPP/install.php on line 29, referer: http://localhost/bWAPP/install.php

can any on help me?