Q1. What to do if the registration code is invalid when I register the program?
First confirm that the product you are trying to register is the one you've purchased.
Make sure that you've entered every letter of your registration code correctly, and no space is allowed. Don't leave any space before registration code and email address in registration box.
Don't mix up the product version. There're Windows and Mac versions separately which is totally different.
Q2. Can I use the program on another computer if I purchase single license?
Q3. What can I do if the license code is lost or forgotten?
Q4. Can I transfer my registration code to another computer?
Q5. The program shows error code 4104:"The registration code has been used early". How to fix it?
Q1. What shall I do if the program crash/freeze when I open it?
Q2. Why does the program fail to load files?
Q3. How can I do when the conversion is failed?
Q4. How to Speed Up Video/Audio Conversion?
Q5. How to reduce the size of output file?