# Maintenance

On the dashboard tab 'Maintenance' wgGallery provides a comprehensive maintenance tool.

![Maintenance dashboard](https://433634777-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LthHFp7RzekCIY20zFD%2F-LthH_7qEjyCaOPTLOeH%2F-LthHbKST0Dow_QSTjW5%2Fmaintenance1.png?generation=1573791636736065\&alt=media)

With this tool you can keep your module clean and executable. It provides:

* [System checks](maintenance/system-check)
* Maintain gallerytypes
* Maintain albumtypes
* Resize images
* Cleanup image directory
* Broken items image to directory
* Broken items image to albums
* Add watermarks to an album later
* Read Exif-data
* Check mimetypes
* Check used space in upload directory
* Cleaning ratings/likes
* Cleaning used categories
