FaceTime not working
Why iam not getting facetime activation
Question marked as
Hi rohithchowdary,
Welcome too the Apple Community where some of us do our best to help each other
Apple has a support page with possible solutions:
If you can't sign in to your iMessage account or FaceTime
https://support.apple.com/en-au/HT204408
If you have changed your Apple ID or password lately you might need to update your sign-in information with any Apple services that you're using. The support page below can help in this situation:
What to do after you change your Apple ID or password:
https://support.apple.com/en-au/HT204071
Hope this helps