How To Update My Mac Os X

My mac is stuck on os x yosemite 10 10 5 and won t update past that no updates on app store no nothing i recently bought an iphone x and itunes won t let me sync my old iphone back up because it needs an update which i cannot get its frustrating me i don t know what to do anymore i ve looked everywhere on the internet and can t find a solution.
How to update my mac os x. Download the latest versions of the best mac apps at safe and trusted macupdate. So is it lion or sierra. If your mac is using an earlier version of any mac operating system you should install the latest apple software updates which can include important security updates and updates for the apps installed by macos such as safari books messages mail music calendar and photos. While the startup disc is waking up hold down the command r keys simultaneously.
If you re using an earlier macos such as macos high sierra sierra el capitan or earlier follow these steps to keep it up to date. Tech observers were seriously taken aback when apple took several days to address a security flaw in os x 10 9 mavericks after quickly fixing the same bug in ios. Before you upgrade we recommend that you back up your mac. Then if your mac is running os x mavericks 10 9 or later you can upgrade directly to macos catalina.
Click updates in the app store toolbar. Make sure you re ready to upgrade. Use the update buttons to download and install any updates listed. Thank you for your help kuldeep.
Click on reinstall macos or reinstall os x where applicable to reinstall the operating system that came with your mac. When i checked my system about this mac it says. Software mac os x lion 10 7 5 11g63 and when i opened appstore to update one of the software is saying macos sierra utilities. Everything you need to know about macos sierra update including how to check compatibility back up your mac download and install macos 10 12 in one macos upgrade tutorial.
Get your mac ready for an upgrade to macos sierra. Mac os x 10 6 8 update 10 6 8 v1 1 combo v1 1. Reinstall a clean mac operating system.