Hello,
First thing to check is always this Sticky document on the forum [
forum.wampserver.com]
Possibly the MSVC runtimes see Point
20Possibly the MYSQL and/or Apache services are not installed anymore as you have installed a new OS
wampmanager -> Apache -> Service -> Install Service
wampmanager -> MYSQL -> Service -> Install Service
If the document or the suggestion does not solve your issue please ask again, but please this time provide some information about your specific installation and answer these questions from this Sticky document [
forum.wampserver.com]
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(Windows 10 Pro 64bit) (Wampserver 3.3.4 64bit) Aestan Tray Menu 3.2.5.4
<Apache versions MULTIPE> <PHP versions MULTIPLE> <MySQL Versions MULTIPLE>
<MariaDB versions MULTIPLE> <phpMyAdmin versions MULTIPLE> <MySQL Workbench 8.0.23>Read The Manuals Apache --
MySQL --
PHP --
phpMyAdminGet your Apache/MySQL/mariaDB/PHP ADDONs here from the
WAMPServer alternate Repo-X-X-X-
Backup your databases regularly Here is How dont regret it later! Yes even when developing -X-X-X-