Forum Discussion
Installation space problem with LTSC Preview to 22509
Hi, trying to update vNext/2022 from 22483 LTSC Preview to 22509. Get message "We can't tell if your PC has enough space to continue installing Windows Server, Try restarting setup." Did that 3 times...
https://support.microsoft.com/en-us/topic/-there-is-not-enough-free-space-on-partition-c-error-when-you-try-to-upgrade-to-windows-7-windows-server-2008-r2-or-windows-server-2012-c170dcf0-0770-2cdc-b802-e29620db3096
This might help
And to complete the answer: 5 GB memory is in use of 64 GB (according to system monitor 7%), committed ("virtual") memory is 8/126 GB, cached 5.1 GB, paged/non-paged pool 609/306 MB. IMO more than enough.