With a promocode, you can get extra Disk space, permanently or for a limited time.
How to get a promocode
You can get a promocode as a gift from another user, from Yandex or Yandex partner (for participating in a competition, as a part of promotion or as a gratitude for help).
How to activate promocode
The promocode must be activated within a specified period. If you already purchased additional space on Disk and then activate a promocode, the space purchased with the promocode is added to the additional space you purchased.
If a promocode is for a limited time set in the promotion terms, the additional space is turned off when the time expires. Files saved on Yandex.Disk are not deleted or blocked, even if they exceed the total size limit. You can still view, download and share your files.
Promocode usage rules
For detailed rules for using promocodes, read the article.
Problems with promocode
If you can't activate a promocode, find the promotion terms and make sure is still valid.
If you can't use an active promocode or you have some other problem, contact the support service.