ICBU file format description
Many people share .icbu files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .icbu file can be edited, converted or printed with. On this page, we try to provide assistance for handling .icbu files.
1 filename extension(s) found in our database.
.icbu - iCal Backup
ICBU file is an iCal Backup. iCal is a personal calendar application made by Apple Inc.
Naturally, other applications may also use the .icbu file extension. Even harmful programs can create .icbu files. Be especially cautious with .icbu files coming from an unknown source!
Can't open a .icbu 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 can't open this file:
To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.
To avoid this error, you need to set the file association correctly.
- Open Control Panel > Control Panel Home > Default Programs > Set Associations.
- Select a file type in the list and click Change Program.
The .icbu file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
cbu, icb, icu
Is it possible that the filename extension is misspelled?
Similar file extensions in our database:
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If you have useful information about the .icbu file format, then write to us!