Informations about the PSI filename extension and the file formats associated with it
We collected the information you should know about the .psi filename on this page. If you were sent a(n) .psi file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.
1 filename extension(s) are in our database
.psi - Affymetrix Probe Set Information
The PSI file is a Data file, which is connected to the Affymetrix Probe Set Information according to our registry. With the adequate settings, the Affymetrix Probe Set Information (.psi) files can be opened or converted with the help of Affymetrix Genechip.
- Format description:
- PSI format description not yet available
- Affymetrix Genechip
- Magic string:
- - / -
- Related links:
- Related extensions:
Important! Programs other than the ones listed above may also use the .psi file extension. Even harmful programs can create files with the .psi extension to store data in them. Always be careful with .psi files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.
The .psi file can’t be opened on your computer?
If the program necessary for opening the .psi file is installed properly on your computer, then the quickest and simplest way to open the .psi file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.
While opening the .psi file, you may receive an error message from the associated application, this can be caused by the following:
- The .psi file might have been damaged during download. Try downloading the file again.
- It’s possible that the .psi file was created with a newer version of the application. If you’re not using the newest version, then try updating the applicationi.
- The file’s access rights aren’t properly adjusted. Check the file’s access rights.
- Harmful programs may have modified the associations for the filename extensions. Run a virus check on your computer.
- The Windows registry’s database is damaged. With the help of Windows System Restore, you can return to a previous state with system settings that still work.
Incorrectly given .psi extension
The .psi filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .psi files.
lsi, si, psu, psl, ps, pis, osi, spi, pxi, pso, psk, pqi, pi
Maybe you’re not even looking for the .psi file extension?
It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .psi extension. It’s possible that the one you’re looking for is among them.
- SAP Business Objects Local Security Information File
- Pyrex Include File
- LightScribe Image File
- AutoDesk Softimage Document
- Unreal Engine 2 Skeletal Mesh
The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.
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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.
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