The plugin does not have a valid header. Posted in : ikonik cprietoParticipant 27 January 2021 at 02:10 #69374 Hi all, the W3 Total cache wont install…keeps failing and says “The plugin does not have a valid header.” Any ideas? ahmetsaliKeymaster 27 January 2021 at 22:06 #69384 Hi, this seems like a plugin related issue, you may consider reporting this issue to the plugin author; https://wordpress.org/support/plugin/w3-total-cache/ Have a nice day! Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in and have valid license to reply to this topic. License required for the following item Ikonik - Resume vCard WordPress Themeby pixelwars Login and Registration Log in · Register