A warning notification that minor problems were foundĪ font is built up by coordinates and the font validation fails because the font is programmed with too many coordinates.Serious error and you cannot use the font.There are 2 types of errors that can appear: Mac does a lot of checks when installing a font and when it finds something is not how it wants it to be, it will show this message. This pop-up appears due to a technical issue with the font validation. In this article we will explain why you get this error and how to resolve it, so you can install your new fonts with ease. In almost all cases, the font will work perfectly fine! This does not mean that you cannot install the font on your Mac.

The Mac/iOS has very strict font validation and can fail for many reasons. In this article we will tell you why! Strict font validation It might look like a scary warning, but in fact, this error should not stop you from enjoying the font on your Mac/iOS. If you have a Macbook, you might have bumped into this pop-up while installing fonts.įont Book’s font validation system is telling you that ‘Problem may have been found with some fonts during validation’ and is asking you to review/validate the font. This page is part of The Ultimate Font Guide, an introductory font manual that explains the basics of fonts and how to install fonts, use them in different applications and more.

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