> For the complete documentation index, see [llms.txt](https://docs.zephyrintel.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.zephyrintel.com/asset-detail/maintenance-information.md).

# Maintenance information

Signal shows an asset's maintenance schedule status on the header and the Overview tab. Service managers use this to see whether an asset is on track, overdue, or has no schedule at all.

* [Read the maintenance summary](/asset-detail/maintenance-information/read-the-maintenance-summary.md): The Maintenance Due card, and the plan name, frequency and next due date shown on Overview.
* [Maintenance tab (preview feature)](/asset-detail/maintenance-information/maintenance-tab-preview-feature.md): A tab some organizations see that previews upcoming maintenance features.