erro 198

ie, use the appropriate link at the page bottom. this will allow you to select the installer suitable for your os, https://helpx.adobe.com/download-install/kb/creative-cloud-desktop-app-download.html

First, you might tr simply signing out of the Adobe Creative Cloud Desktop App, then signing back in. Watch for any error messages. Then try the LrC install again. If that does not help, then see the following.

One solution in the community is as follows

• In the Adobe Creative Cloud Desktop App, sign out
• Go to the web page that you can install the Adobe Creative Cloud Desktop App (the site appropriate to your language)
• Download a fresh new copy, and install it
• Then try it out

• https://community.adobe.com/t5/download-install-discussions/error-198-in-update-of-creative-cloud/td-p/11112337

Not sure if you will need to go to the web page that has a link on how to uninstall the Adobe Creative Cloud Desktop app, before installing a fresh new copy.

A more aggressive solution, is to use the CC Cleaner tool, before the above

• https://community.adobe.com/t5/download-install-discussions/can-t-update-cc-error-code-198/m-p/10524535