Frequently Asked Technical Questions 
- Q1: Why I was asked to enter registration key each time running Sothink products Under Vista or Windows7?
- Q2: Why my new purchased registration information is "invalid"?
- Q3: Your conversion tool (HD Movie Maker, etc.) fails to add or decode files, what to do?
- Q4: Does Sothink SWF Decompiler support FLEX?
- Q5: Does DHTML Menu support other web editors?
Payment 
- Q1: What payment methods can I use to buy Sothink products?
- Q2: Whats Avangate and how to order via Avangate?
- Q3: I am a PayPal user; how to order with my PayPal account?
- Q4: How to get an invoice after I paid for Sothink products?
- Q5: What currencies do you accept?
- Q6: How to use the coupon information in my order?
- Q7: How can I purchase Sothink product using Purchase Order?
Registration & Upgrade Issue

- Q1: How can I get the registration information after I purchase it?
- Q2: Why I haven’t yet received my registration information and how to get it instantly?
- Q3: How to register Sothink Products?
- Q4: What’s the difference between Registered and Unregistered version of your software?
- Q5: Is the registration key still valid for upgrade versions?
- Q6: Can I use the same registration key for different computers?
- Q7: What advantages shall I always get as a Sothink registered customer?
- Q8: What’s your upgrade policy?
- Q9: After upgrading my product, the key became invalid, what happened?
After Purchase

- Q1: What should I do if I lost my product?
- Q2: Can I continue to use the program after I change my computers hardware?
- Q3: How can I get an invoice for my purchase?
- Q4: How can I contact your customer service?
- Q5: What can I do if I could not get in contact with Sothink Customer Support via email?
- Q6: I have technical problems (problems regarding product operation, etc.), what to do?
Click here to submit a support requestStill have questions?
Contact us:
- Telephone: +86(27)67848991
Email: support@sothink.com - Office hours:
9:00a.m.~5:00 p.m (GMT +8:00)
on weekdays
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