My solution is to run the clent from Windows Explorer before you launch it from the launcher.
DosGitHubDeveloper
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A member registered Sep 07, 2023
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This is because the client you are using uses a webview for the Toolbox. Clients like yours uses Internet Explorer for webviews, and Roblox doesn't support Internet Explorer. Clients this old can't even load webpages, so you better have some coding knowledge or else you an't make any kind of BrickBattle game.