For example, in cases where you have upgraded the OS on your device and you are no longer able to connect to VDI, please try the following and check whether you can connect to VDI.

<step>
1) Clear your browser's cache.
<ex:>
(Google Chrome) Clear cache & cookies
https://support.google.com/accounts/answer/32050?co=GENIE.Platform%3DDesktop&hl=en

(Firefox)How to clear the Firefox cache
https://support.mozilla.org/en-US/kb/how-clear-firefox-cache

(Safari) Clear your browsing history in Safari on Mac
https://support.apple.com/guide/safari/clear-your-browsing-history-sfri47acf5d6/mac

2) Try to connect to the VDI using a different browser.
<ex:>
Google Chrome, Firefox, etc.