![background image](https://i.berrydoc.net/Porsche Design P 9981 from BlackBerry/en/Porsche Design P 9981 from BlackBerry_en248.png)
I can't add, update, or return to the previous version of
an app
If your email account uses a BlackBerry Enterprise Server, your organization might not permit you to add or update
smartphone apps. For more information, contact your administrator.
Try the following actions:
• Verify that your BlackBerry smartphone is connected to the wireless network.
• Verify that your smartphone has enough storage space to add or update the app.