Get help with your RDS CAL purchase

Have a question before buying, need help with an existing order, or want to confirm the correct license for your deployment? Contact RDS CAL Store for help choosing the right Windows Server version, User or Device CAL type, and pack size.

Email [email protected] Read FAQ

Tell us what you need help with

User CAL vs Device CAL Ask us if you are unsure whether your deployment should be licensed by named users or by specific devices.
Server version guidance Get help choosing between Windows Server 2025, 2022, 2019, or 2016 RDS CALs based on your deployment.
Order and license details Contact us if you need help locating your license details, order information, or account access after purchase.
Activation and setup guidance Share your Windows Server version and deployment details if you need practical guidance after checkout.
Custom quote requests For larger quantities, tell us the CAL type, server version, and quantity range so we can review your request.
Procurement questions Reach out if your organization needs purchase details reviewed before placing an order.
Contact form Fill in the details below and our team will reply to the email address you provide.
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What helps us answer your question

You do not need to provide every technical detail. Share what you know, and we will ask for anything else needed in our reply.
Not sure? Send the question anyway. The form works for both technical and non-technical buyers.
Server version Example: Windows Server 2025, 2022, 2019, or 2016.
CAL type User CALs, Device CALs, or “not sure yet.”
Quantity Number of users, devices, or CALs required.
Order number Include this only if you are contacting us after purchase.
Who we are

Microsoft RDS licensing specialists

We have been planning, deploying and licensing Microsoft RDS as Sysvista Solutions Limited since 2015. With extensive experience in licensing, implementing and troubleshooting RDS, we can precisely fulfill your deployment requirements.

Trading since
2015
Customers served
5,000+
Product focus
RDS only

Contact details

For order, delivery, or licensing questions, reach us by email or phone using the details here.
Response time Email answered within a few hours, any day of the week
Email [email protected]
United Kingdom +44 20 3996 3979
United States +1 (855) 999-3593
Registered address 399 High St
London E15 4QZ
United Kingdom

Not sure which CALs you need? Ask before you buy.

Tell us your Windows Server version, user or device count, and how your deployment is set up. We will confirm the correct licenses before you place an order.

Delivery Within 15 minutes, day or night
Refunds 60 days, 100% money-back
Swap User ↔ Device, free