Unable to install downloaded iOS upgrade.
iOS 8.1.3 has been downloaded to ipad2, but will not install. avail. memory: 31.4GB, Model: MC987LL/A, current iOS version: 8.0.2. Continue to receive error message "An error occurred when installing iOS 8.1.3". How do I get this upgrade installed?
iPad 2, iOS 8.0.2