Site names, subsite names, or site group names
• You cannot use the following characters anywhere in a site name, in a subsite name, or in a site or Active Directory group name:
o Tilde (~)
o Number sign (#)
o Percent (%)
o Ampersand (&)
o Asterisk (*)
o Braces ({ })
o Backslash (\)
o Colon (:)
o Angle brackets (< >)
o Question mark (?)
o Slash (/)
o Plus sign (+)
o Pipe (|)
o Quotation mark (")
• You cannot start a site name, a subsite name, or a site group name with an underscore (_) character or with the period (.) character.
• When you create a site name, a subsite name, or a site group name, you cannot use strings that were already used to name managed paths.
• You cannot use the period character consecutively in the middle of a site name, a subsite name, or a site group name.
• You cannot use the period character at the end of a site name, a subsite name, or a site group name.
• Many other symbols are not recommended such as $^()-_=+[]`!
Folder names
• You cannot use the following characters anywhere in a folder name or a server name:
o Tilde
o Number sign
o Percent
o Ampersand
o Asterisk
o Braces
o Backslash
o Colon
o Angle brackets
o Question mark
o Slash
o Pipe
o Quotation mark
• You cannot use the period character consecutively in the middle of a folder name.
• You cannot use the period character at the end of a folder name.
• You cannot start a folder name with a period character.
• Many other symbols are not recommended such as $^()-_=+[]`!
File names
• You cannot use the following characters anywhere in a file name:
o Tilde
o Number sign
o Percent
o Ampersand
o Asterisk
o Braces
o Backslash
o Colon
o Angle brackets
o Question mark
o Slash
o Pipe
o Quotation mark
• You cannot use the period character consecutively in the middle of a file name. For example, "file..name.docx" is invalid.
• You cannot use the period character at the end of a file name.
• You cannot start a file name by using the period character.
• Many other symbols are not recommended such as $^()-_=+[]`!
• In addition, file names and folder names may not end with any of the following strings:
o .files
o _files
o -Dateien
o _fichiers
o _bestanden
o _file
o _archivos
o -filer
o _tiedostot
o _pliki
o _soubory
o _elemei
o _ficheiros
o _arquivos
o _dosyalar
o _datoteke
o _fitxers
o _failid
o _fails
o _bylos
o _fajlovi
o _fitxategiak