# Library is always updated **URL:** https://community.mp3tag.de/t/library-is-always-updated/50265 **Category:** Support **Created:** [September 23, 2020, 1:39am UTC](https://community.mp3tag.de/t/library-is-always-updated/50265 "2020-09-23T01:39:38Z") **Posts on this page:** 1 **Showing post:** 10
### Author: ![LyricsLover](https://community.mp3tag.de/letter_avatar_proxy/v4/letter/l/c6cbf5/32.png) [@LyricsLover](https://community.mp3tag.de/u/LyricsLover) #### Post date: [September 23, 2020, 2:37pm UTC](https://community.mp3tag.de/t/library-is-always-updated/50265/10 "2020-09-23T14:37:44Z")
> [@bgregory](#): > > I will monitor this and reply back here when I have more definitive results. Are you absolutely sure that no change was made to your files in the meantime? Like a backup software setting/deleting a not so obvious attribute to your files? Or some kind of indexing software, touching your files (changing the "last modified date")? Maybe this answer can help you to understand the use case for the library: _(The sqlite DB is NOT the same as the database in MediaMonkey or other music management software.)_ > [@Best administration of the library?](https://community.mp3tag.de/t/best-administration-of-the-library/42718/2): > > If the Library is enabled and no directories are configured, all files that are loaded by Mp3tag are included in the Library. If the Library is enabled and directories are configured, only files from those directories are included in the Library. If the list of directories to include changes over time, files that are not in one of the configured directories are removed when closing Mp3tag or when "Options \> Library \> Cleanup Library" is performed. Files that were loaded from one of the c… --- _[View the full topic](https://community.mp3tag.de/t/library-is-always-updated/50265)._