Find out which macOS your Mac is using
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Highlight one of the fonts in that column and from the Edit menu , choose " Select All. Now from the File menu , select " Validate Fonts.
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The results window will display three categories: While you can ignore duplicates, as applications know how to handle those, you can delete them to play it safe. Errors are issues that need to be resolved right away. Make a note of the fonts that are listed as having errors in case there are fonts you want or need to reinstall , select the offenders and remove them. An annoying bug since macOS In previous versions of OS X, the password was required only once.
How to Know Which Version of macOS/Mac OS X You Have
With the errors removed, run the font check again. The result should be nothing but green check marks. Additionally, the removed fonts may still be loaded into the memory of the macOS and applications, so restart your Mac to make sure the removed fonts are not loaded.
After the restart, empty your Mac's trash to get rid of those damaged fonts.
How to see which applications on your Mac are bit and won't be supported in the future
Bugs and vulnerabilities are discovered all the time, and Apple releases software updates to fix them as well as introduce new features to its operating system. To ensure your Mac has the latest software updates, go to the App Store , click the Updates tab and install what's available. You've already checked your hard drives for S. What about the clutter stored on that drive though? I'm not talking about unused applications, old Mail attachments, duplicate files and things of that nature. Instead, I'm talking about fragmentation.
That is indeed the popular belief and it's not far from the truth. It is, however, not the whole story. Everything else fragments your hard drive. Of course, fragmentation is not an issue for Solid State Drives SSD , but with plenty of other hard drives still in use today, fragmentation is an ongoing and largely ignored issue. For example, here is a fragmentation snapshot of the hard drive that holds my photo libraries:. As you've probably guessed, red marks indicate fragmented data.
What To Do
The graphs above were generated by my go-to defragment applications: Note that while iDefrag runs on macOS A hard drive that has to work harder will ultimately run hotter too, and a hard drive that runs hotter is more prone to failure in the long run. Clear empty blocks of data means that your hard disk is ready to take on more demand, at a moments notice, such as a mass photo import or during a large data dump of 4K video. It's a quick way to see if the formatting, block accounting, volume bitmaps and more are in order. If an issue is found, Disk Utility will attempt to repair it automatically.
The end result, if all went well, should be this:.
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