回答:
Most Ubisoft games are now Uplay enabled and will require you to download the client in order to access them. Older titles, including Assassin’s Creed 2 will automatically be updated to the new Uplay client upon connection.
In this article, we will summarise a few things you may find useful - whether you are new to Uplay or a veteran of Ubisoft titles.
How do I know if my game uses Uplay features?
How do I activate my game?
How do I change the user account?
Can I delete a particular game from my account?
Can I change the language that Uplay PC displays in?
I am having problems with the download speed in Uplay PC, how can I improve it?
What ports are required for Uplay PC to work?
How do I know if my game uses Uplay features?
If your game is Uplay enabled, you will find the Uplay logo (see below) on the back of the box. This will not necessarily indicate that your key will activate in Uplay but it indicates that other Uplay features may be available - such as Awards, Rewards and Uplay Units.

How do I activate my game?
Activating a game in Uplay PC is very easy! Have a look at our dedicated FAQ.
How do I change the user account?
You can change the user account at any time by going into the menu. Simply click
and then select Log Out from the drop-down.

You can find information about removing games from your account in this article.
Can I change the language that Uplay PC displays in?
To change the language that is displayed for Uplay PC, click on
, navigate to Settings and select the language needed from the drop down selection as shown here:
I am having problems with the download speed in Uplay PC, how can I improve it?
More information are available in this article.
What ports are required for Uplay PC to work?
If you want to troubleshoot the connectivity of the client, please have a look at this article. It contains all the information you need to know to fix the connectivity of Uplay PC.
If your issue is with a specific game activated in Uplay, please also see our FAQ for the particular title.
If you have questions about or if you encounter issues with Uplay PC, please do not hesitate to contact us.
In this article, we will summarise a few things you may find useful - whether you are new to Uplay or a veteran of Ubisoft titles.
How do I know if my game uses Uplay features?
How do I activate my game?
How do I change the user account?
Can I delete a particular game from my account?
Can I change the language that Uplay PC displays in?
I am having problems with the download speed in Uplay PC, how can I improve it?
What ports are required for Uplay PC to work?
How do I know if my game uses Uplay features?
If your game is Uplay enabled, you will find the Uplay logo (see below) on the back of the box. This will not necessarily indicate that your key will activate in Uplay but it indicates that other Uplay features may be available - such as Awards, Rewards and Uplay Units.
How do I activate my game?
Activating a game in Uplay PC is very easy! Have a look at our dedicated FAQ.
How do I change the user account?
You can change the user account at any time by going into the menu. Simply click
Can I change the language that Uplay PC displays in?
To change the language that is displayed for Uplay PC, click on
I am having problems with the download speed in Uplay PC, how can I improve it?
More information are available in this article.
What ports are required for Uplay PC to work?
If you want to troubleshoot the connectivity of the client, please have a look at this article. It contains all the information you need to know to fix the connectivity of Uplay PC.
If your issue is with a specific game activated in Uplay, please also see our FAQ for the particular title.
If you have questions about or if you encounter issues with Uplay PC, please do not hesitate to contact us.