> For the complete documentation index, see [llms.txt](https://help.simnetonline.com/blog/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.simnetonline.com/blog/current-post/system-maintenance-11-30-and-12-28.md).

# System Maintenance 11/30 & 12/28

SIMnet will be unavailable during the following times:

* Maintenance Phase 1:

  * Date: Saturday, November 30th
  * Time: 4:00am-6:00am Central
  * Impacted Services: SIMnet Platform

* Maintenance Phase 2:
  * Date: Saturday, December 28th 
  * Time: 4:00am-6:00am Central (estimated, further timeline refinement after phase 1 expected)
  * Impacted Services: SIMnet Platform

We are performing routine maintenance to improve performance, reliability and security. Thank you for your patience and understanding. 

Sincerely,

McGraw Hill Product Team