Resolved -
Good news! USPS has resolved the technical issues that were preventing connection updates. Their support team confirmed that the OAuth API is back online and stable.
We’ve lifted our recommendation to avoid editing connections. Everything is a "go" for your USPS settings. Thank you for your patience while we monitored this!
Jan 30, 00:20 UTC
Identified -
USPS's API is having issues with when establishing new connections or editing existing connections. We have reported the issue and are monitoring closely.
We recommend you don't edit any existing USPS connections until the incident is resolved.
Jan 29, 22:26 UTC