iCloud saya tidak bisa masuk

Check -> this Apple article: System requirements for iCloud

System requirements for iCloud – Apple Support (UK)

👉 For older iOS / iPadOS version, the accessibility to iCloud is limited.

See -> If you can't connect or sign in to iCloud

If you can't connect or sign in to iCloud - Apple Support

Check your Apple ID via your email box, see this Apple article: If you forgot your Apple ID

If you forgot your Apple ID email address or phone number - Apple Support                  

OR see -> Having trouble signing in?

https://iforgot.apple.com/password/verify/appleid

Get more help: Indonesia

Call direct -> 0800-1-027753