What symbol Cannot be used in a file name?

Illegal Filename Characters Don’t start or end your filename with a space, period, hyphen, or underline. Keep your filenames to a reasonable length and be sure they are under 31 characters. Most operating systems are case sensitive; always use lowercase.

Can you use symbols in file names?

Valid Special Characters for File and Folder Names Special characters are symbols such as & (ampersand) or * (asterisk). Please note that there are only two special characters that should ever be used in file or folder names: _ (underscore) or – (dash).

How do you add special characters to a filename?

Explanation

1. Double your \ , like this: \\ , so that your shell does not interpret the backslashes from your filename as escape characters.
2. Escape ” and ‘ , like this: \” , \’ , so that your shell interprets the double quotes as part of the filename.

What characters can be used in a Windows file name?

Naming Conventions

• < (less than)
• > (greater than)
• : (colon)
• ” (double quote)
• / (forward slash)
• \ (backslash)
• | (vertical bar or pipe)
• ? (question mark)

What symbols can be used in Windows file names?

In Windows

Character	Name
\%	percent
*	asterisk or star
:	colon
|	vertical bar or pipe

What characters are allowed in Windows file names?

How do I name an image file?

Create a naming protocol that makes sense to you: it should be descriptive, but not overly cumbersome. A basic file name might include the date of the image, one or more subject type descriptors, and perhaps a note or two to indicate a version or quality.

Can I use “&” in a file name?

You didn’t state which operating system you’re trying to create a file on. It’s been a while since I used Windows so I don’t remember if ‘&’ is a legal character there. Short Answer: Yes, but you shouldn’t. On Mac OS-X, Linux, and UNIX you can use a ‘&” in a file name. You Shouldn’t.

Why do file names have characters in them?

Those characters have a functional meaning that affects the operating system’s handling of the files and even recognizing that there is even a file if it had to encounter such a filename. I imagine you could rename within some version of Linux for example, but then I imagine you’d produce a file that Windows would hang up on.

Why can’t I use the colon in a file name?

In Mac OS X, you cannot use the colon :. That’s it. In practice, this means, when you have files with a lot of chars that contains any of you’ll have problems transfer it from Mac to Windows. Depending on what tool you use to transfer the file, the tool may stop dead, or change the file name in different ways.

What characters are not allowed to be used in a folder?

You can usually count on not being able to use characters that represent the delineations between one folder and another (“backwhacks” is what the rest of the world calls them; Microsoft doesn’t), for example, and other odd characters may be out of bounds, too, but as a Linux user, I can’t think of any. What do the TM, ®, © and “Pat?