No Action With Sandbox Preview Window


If you take no action with your Sandbox instance(s) you may continue to use your Sandbox throughout the Sandbox Preview Window to test new customizations or features before rolling them out to users.

Please note: Without verifying which Sandbox server you are on, you may be surprised to see a Winter '10 Preview version after September 18th, 2009. To plan ahead you will want to verify your Sandbox server.

Determine which Sandbox server you are on. Log into your Sandbox at test.salesforce.com, then examine the URL in your browser address bar.



  • If you see: cs1.salesforce.com you will need to refresh your Sandbox one time prior to 12:01am PDT on September 10th, 2009 in order to receive the Winter '10 Preview version on September 18th, 2009.
  • If you see: tapp0.salesforce.com, cs2.salesforce.com, or cs3.salesforce.com you do not need to take any further action. Your Sandbox instance will be upgraded to the Winter '10 Preview on September 18th, 2009.


FAQs About Force.com Sandbox and the Winter '10 Release

Question: I do not want my Sandbox to participate in the Winter '10 Preview. What should I do?
Answer: If you decide you would like one or more of your Sandbox instances to retain the existing Summer ‘09 functionality until October 10th, 2009, click here.

Question: I want my Sandbox instance to participate in the Winter '10 Preview prior to the upgrade of my production instance.  What should I do?
Answer: If you decide to take advantage of the Winter '10 Preview in one or more of your Sandbox instances, click here.