File Extension TO4

.TO4 File

File extension: TO4
File type: Top 4 Compressed Data


Notes about the TO4 file extension:



To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened" (Windows 7) or "How do you want to open this file?" (Windows 10) if you double-click the file. There click on "More apps" and choose a suitable software to view such files on your PC or from email attachments.

The TO4 file type is primarily associated with 'Top 4'. An old compression software by Tobias Svensson.

Detailed information for file extension TO4:


Primary association: Top 4
Identifying characters Hex: 54 34 1A 00 , ASCII: T 4
File Identifier - TrID
'Identifying characters' used on FILExt.com are
provided by Marco Pontello from his TrID database




To change file associations press Windows Key + X and then Apps and Features > Default apps > Choose default apps by file type. Invalid file associations could be the result of underlying issues within your Windows PC.

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