Here is an answer to your question that hopefully you find helpful!
It is stated that updates are not figured into the ccmcache size limit. Is this true, or still true?
Yes, software updates are not restricted by the configured cache size and will always attempt to download to the cache.
Here is an article for reference: Configure the Client Cache for Configuration Manager Clients
If the response is helpful, please click "Accept Answer"and upvote it.
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.