The newest version of Essential FTIR is 3.50 build 216 built on 03/02/2023
The 30-day evaluation verion is fully functional except that it is limited to saving 200 files.
If you are a licensed user, you can upgrade the software by installing a newer version.
Your license will still be valid.
There is no need to uninstall your current version. Your data and settings will be left untouched.
If Essential FTIR crashes or freezes when you try to run it, it could be because of a Windows security setting known as 'Data Execution Protection'.
Click here for instructions on disabling DEP.
If you are upgrading from any version of Essential FTIR prior to version 3, and you are using any instrument data collection or analysis plugins, you will need to install new versions of the plugins. They are available on the Instruments page.