In case you enter a discount code during checkout that doesn't exist or isn't currently active, then you can see the message: “Unable to find a valid discount matching the code entered”.

Of course not, most coupons may be used only by you when you received them directly from Mangools. As the Mangools coupon includes your User ID, it cannot be resold or transferred in any way.

There is no certain number for the frequency of releasing coupons from Mangools. But, most of the time, there will be at least one available. Special Discount Days such as Black Friday, Cyber Monday, Back to School Sale... come with many coupons.

Yes. Coupons for each Discount Event of Mangools will be collected here while being updated day by day. Sometimes, there will be deals not updated promptly but it's rare, we expect sympathy from you. 

Gift Cards from Mangools are usually offered on major discount days or to loyal customers. If available, it will be shown. Let's check the coupon list.

At the time of updating, Mangools has not applied Student Discount all year round yet. Check the official store and reach out to the customer support team to be clear.