> 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/2021-posts/system-maintenance-january-2nd-2022.md).

# System Maintenance – January 2nd, 2022

SIMnet will be unavailable on Sunday, January 2nd, 2022 from 4am – 11:59pm US/Central time. We are performing routine maintenance to improve performance, reliability and security.

Thank you for your patience and understanding.

Sincerely,

McGraw Hill Product Team