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Windows update to windows 11

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Hi Everybody I upgraded to windows11 yesterday. Now I see that some websites like https://www.digitec.ch/ show correctly for approximatly 1 second, then they turn white. Any idea what causes that? Thanks a lot for any help. Thomas

Hi Everybody I upgraded to windows11 yesterday. Now I see that some websites like https://www.digitec.ch/ show correctly for approximatly 1 second, then they turn white. Any idea what causes that? Thanks a lot for any help. Thomas

Chosen solution

Solved! Menu - Help - More troubleshooting Information - Refresh Firefox solved it. Not sure which extension-addon caused the problem under windows 11 Thomas

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Chosen Solution

Solved! Menu - Help - More troubleshooting Information - Refresh Firefox solved it. Not sure which extension-addon caused the problem under windows 11 Thomas