What are unindexed files

Forbidden characters in file names - you have to pay attention to this

In order to keep our laptop or PC as neat as possible, it is important to find suitable file names. But which characters should you not use in file names? You can find out here!

Especially if you use your laptop or PC to work, it is important to have access to the correct naming of the individual files and folders to pay attention to. This helps you to find the documents, photos and programs you need without any problems. The same applies to archiving, for example by using an external hard drive. You will surely want to find your favorite pictures or videos here even years later, without having to invest too much time in the search. However, you have to be careful when naming the files - some characters lead to error messages.

What the PC spits out sometimes can be really weird.

You should avoid these signs

We have already described why it is so important that you name your files and folders correctly. But there are also characters that must not be used, as the PC would otherwise store the files and folders can not handle properly. Therefore you should do not use the following symbols:

~ “ # % & * : < > ? / \ { | }

Organize your files easily with TagSpaces!


If you don't know how to best name your files without using the forbidden characters in file names, we've got it here an example for you. This example is about an invoice that you have sent to a client and now want to archive for your tax return.

The invoice was issued on June 12th, 2018 by the company XYZ. The Filename could therefore read:


This enables you to recognize the year and the customer from the file name at a glance. In addition, will no forbidden signs used.

So you should keep this in mind:

  • Characters like * can act as placeholders
  • Characters like can be incorporated as directory separators
    • However, these must be removed for uploads!
  • Overview of prohibited signs: ~ “ # % & * : < > ? / \ { | }