Help & Support
What should I do when my license code lost?
Why haven't I received my license key?
Shall I pay an extra fee if I use my license key on another computer?
Do you have a refund policy?
Is it safe to purchase on your website?
When will my license key expire?
What to do if I have trouble making my payment?
Does it support the auto-clean function?
Is there any risk cleaning junk? Will my important files be deleted?
Why is my system still running at a low speed after cleaning system junk?
Why is there still not enough free space left on the C drive after junk clean?
How to restore the deleted registry?
Why are browsers ignored during junk clean?
How to prevent the junk I want to save from being cleaned?
What to do if my boot speed is getting lower?
What's PC boost, and what does it do?
How to boost my computer?
How to restore disabled startup items?
How do you keep my privacy safe?
What to do if I forget my password for privacy clean?
Will my privacy be exposed to others who use my computer during privacy clean?
Can I recover deleted Internet history after privacy clean?
What is Clean Master Driver Booster?
System Requirements of Clean Master Driver Booster
How do I use Clean Master Driver Booster?
How do I use Clean Master File Recovery?
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Clean Master for PC – Professional Edition
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