Abstract Camtasia (TechSmith) 8.6 stop working on my Windows 7 and can not edit mp3 file on Windows 10. The problem on Windows 7 was caused by .Net 4.7 update. I have my solution for Windows 7 + Camtasia 8.6. Problem details I realized that Camtasia 8.6.0 stops working at 2017-6-14, after a Windows update on my Windows 7 machine. I see the following window when I started Camtasia. I have a problem with Camtasia 8.6.0 on Windows 10, that mp3 file are frequently truncated. I like the software, especially I like the caption editing capability and figure overlay for educational video editing. I usually try to use some free software, but this one is exceptionally good, so I bought the software a a few years ago. But I don't need the animation and transitions. So I didn't update the software to 9.x. But this time, I cannot start Camtasia on Windows 7. I have a mp3 editing problem on Windows 10. So, I just tried the free trial version. However, on Windows 7, the installer ev
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