Here are all the steps for you if you want to check manually for the Mac version of itunes. Both things are same if you want to update itunes on macbook or you want to check manually to update mac version on macbook. As we all know itunes by default to check for software updates and­­­ give notifications to us if it finds any new software updation. Sometimes Update itunes on macoption not be active in our macbook. But don't any issue in that case if your update itunes on mac option is not open just take a look at these steps and you can easily update itunes on mac.

Step 1. The first one you have to go app store in your macbook to update itunes on mac.
step 2. After open the app store option on y6our macbook, select or hit on the updates, you get ban option app store option at the top of that page.
Step 3. Then you have to check the options that is available for updates that can be itunes or mac os
Step 4. After finding option itunes on mac, one step you have to do now thus click on the install option.