The newer updates aggressively re-download Creation Club content. Version 1.10.163 allows you to choose exactly what CC mods, if any, you install, without Bethesda’s launcher interfering.
GOG copy
Downgrader tools (community)
Steam Console / Depot downloads (advanced)
Platform-specific limitations
Edit your steamapps\appmanifest_377160.acf file with Notepad. Change the line "StateFlags" to "4" (which marks the game as "Update Paused").
Download this version if:
Stick with the latest version if: