.OTB File

The otb file extension is associated with the Nokia for OTA (Over-The-Air) bitmap file format.

The otb file stores bitmap image compatible with Nokia phones.

The OTB format seems to be obsolete without support from developer.

This otb file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

An otb file extension is related to the Nokia OTA bitmap image file format.

How to open:

Use XnView to work with *.otb files.

How to convert:

XnView is able to export *.otb files to other formats.