Hello there! Sorry to hear your having this issue! If the reticle is 100% unlocked but not showing up in game i would try some basic troubleshooting using the steps below:
- Clear console or pc cache.
- Restore game licenses (ps4 users) This link explains how to restore your licenses: https://support.playstation.com/s/article/PS4-Trouble-With-Downloadable-Content?language=en_US
- Restart your game and console.
- Ensure the game is fully up-to-date.
And if the issue still persists please ensure to head over to Official Support and also report the bug using the feedback/bug reporting form link below. I hope this helps.
Activison Support: https://support.activision.com/contact_us
Cod Black Ops 4 Feedback/bug report form: https://support.activision.com/articles/en_US/FAQ/Call-of-Duty-Black-Ops-4-Feedback-and-Bug-Reportin...