USCIS will conduct a widespread system maintenance on Wednesday, March 6, 2019, from 9 p.m. until midnight (Eastern).
During this time you may experience technical difficulties and many of our online tools may be unavailable, including:
- Check My Case Status
- e-Request
- Change of Address Online
- Check Processing Times
- Civil Surgeon Locator
- FOIA Status Check
- Office Locator
- File Online
- myUSCIS Online Account
We apologize for any inconvenience this may cause.
Source:
https://www.uscis.gov/news/alerts/tools-outage
