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Protexis devolops software that serve as solutions for web based software publishing and this .dll is part of the software application Protexis nTitles. Typically found under the “Programs” directory there are in fact older versions of the the file such as and which relate to older copies of the same software title.

The issue with this .dll is that it is part of one of the biggest software tools in the graphic design industry, Corel Paint and thus to avoid system crashes, blue screens and Windows freezing having this file located in the directory is paramount.

Protexis are not the only software developer to make use of the psikey.dll file. Corel which are probably best known for their CorelDraw software utilized version and in their Paint Shop Pro and Corel Snapfire Plus software for Windows.

Originates from: Protexis and Corel

Official URL: |

Relates to: Protexis nTitles / Corel Snapfire Plus / Corel Paint Shop Pro

Fixing the psikey.dll missing file problem on Windows 7, Vista, XP and older versions by clicking on the RegCure FREE Scan below or to manually fix, visit the URLs above.


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