Some users may have had trouble accessing iCloud features as an outage affected syncing and other services for Mail, Calendar, Contacts, Photos, and Game Center on Tuesday night.
Outages affect Apple services
Apple’s services rely on servers operated around the world by third-party companies, which can encounter issues. Apple became of issues affecting iCloud services at 5:49 p.m. EST on Tuesday.
Apple lists outages for Game Center, iCloud account and sign-in, Calendar, Contacts, Mail, iWork, and Photos. Find My also began experiencing issues at 5:50 p.m. EST.