Can't update my MacBook
cant make updates for my MacBook please helpe for that
[Re-Titled by Moderator]
MacBook Pro 15″, macOS 10.13
Do you see any optional macOS upgrades, if you check for software updates in the System Settings on your MacBook Pro?
Update macOS on Mac - Apple Support
Which model do you use?
If your iMac meets the hardware requirements, follow the steps mentioned in this article, to after you opened it in Safari:
How to get old versions of macOS - Apple Support