You may change your subscription (i.e. downgrade or upgrade) by yourself on your account page at any time.
- On the left menu, click “my subscription” (see picture below)
- Click on your active subscription
- Click “change plan” (see picture below)
- Select the new plan (type and length)
- Proceed to checkout (if needed)
Both recurring payments and length are prorated, which means that you won’t waste money or time.