Solution 1: Run a repair installation
- Open the Control Panel
- Go to Programs and Features
- Select Trados Studio 2021, or Trados Studio 2019, or Trados Studio 2017, or Trados Studio 2015, or Trados Studio 2014 SP2
- Click Repair
Solution 2: Restore associations with attached .reg file (only English and German operating system)
WARNING: Before continuing, we recommend that you create a backup of your Windows registry (see step 1). Any unwanted changes cannot be undone and may permanently harm your computer. You use the Windows Registry Editor at your own risk..
- Make a backup of your current registry (click here for more information)
- Download the zip archive corresponding to your version of Trados Studio 2014, 2015, 2017, 2019 or 2021 (you can find the links at the end of this article) and extract it to your local drive
- Locate the .reg file that corresponds to you operating system version (see Microsoft KB to determine whether you have a 32 or 64 bit operating system):
- English operating system, 64 bit: Restore_File_Associations_EN_64-Bit_(Version).reg
- English operating system, 32 bit: Restore_File_Associations_EN_32-Bit_(Version).reg
- German operating system, 64 bit: Restore_File_Associations_DE_64-Bit_(Version).reg
- German operating system, 32 bit: Restore_File_Associations_DE_32-Bit_(Version).reg
You can also open the .reg files in a text editor to see its contents. - Close Trados Studio
- Double click the .reg file corresponding to your operating system and confirm the security prompt
- Restart your computer
Solution 3: Registry Cleaner
- Open the Control Panel
- Go to Programs and Features
- Select Trados Studio 2021, Trados Studio 2019, Trados Studio 2017 - Remove suite of products, Trados Studio 2015 SR2 - Remove suite of products or Trados Studio 2014 SP2 - Remove suite of products
- Click Uninstall
- Download a registry cleaner (e.g. CCleaner, Note: CCleaner is not an SDL product. SDL does not guarantee the functionality of this application).
- Check and clean up your registry
- Repeat step 6 until no issues are found in the registry
- Install Trados Studio