problem update to lighroom

[majeur lampion]

I try to update to the latest verion of lighroom but when i do creative cloud desktop says i have verion 5,0 but when running LR its only Lightroom version: 4.4 WAS x64 [ 20210805-0652-b84a95f ] (Aug 5 2021)
NGL V , When i try to download I been directed to Creative cloud and there i stops . any ideas ? 

//Per 

[Rikk Flohr: Photography]

Have you attempted to install via the Microsoft App Store instead?