CarloM 3 Posted November 21, 2018 Hello, I have a Form > TabControl > TabITem > WebBrowser and when I close form receive errors like these:FMX.WebBrowser.TWBFactoryService.RealignBrowsersFMX.WebBrowser.TWBFactoryService.FormActivateHandler(???,???)how can I avoid it on Windows? because on Mac works well the same code. Share this post Link to post