2017-09-09, 11:34 (This post was last modified: 2017-09-09, 11:35 by Milhouse.)
You need to set the version in your service. Forcing SMB1 in the Kodi GUI will have no effect on your CIFS mounts. This was already answered in a post a page or two back.
Edit: See post #3222
Texture Cache Maintenance Utility: Preload your texture cache for optimal UI performance. Remotely manage media libraries. Purge unused artwork to free up space. Find missing media. Configurable QA check to highlight metadata issues. Aid in diagnosis of library and cache related problems.