ALLOW file - How do I open a .allow file?
The table below provides useful information about the .allow file extension. It answers questions such as:
- What is the .allow file?
- What program do I need to open a .allow file?
- How can the .allow file be opened, edited or printed?
- How can I convert .allow files to another format?
Table of Contents
- ✅ TCP Wrapper Access List Data
- 🔄 .allow file converters
- 🚫 .allow file related errors
We hope you find this page helpful and a valuable resource!
1 extension(s) and 0 alias(es) found in database
✅ TCP Wrapper Access List Data

The ALLOW file is a TCP Wrapper Access List Data. A Linux TCP Wrapper is a host-based networking access control list (ACL) system and used to filter network access to Internet.
Other types of files may also use the .allow file extension.
🔴 Can't open a .allow file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Windows cannot open this file:
example.allow
To open this file, Windows needs to know what program you want to use to open it...
If you don't know how to set the .allow file association, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.
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