Salesforce1 v 12.0 on iOS

There are some known issues with iOS devices with the update to v12 that did not occur with v11.  To resolve the issue you can have Salesfore opt your Org out of the new Webview that they are using.  Here is a link to their Article with instructions:

New and Improved Web View Available in Salesforce1 for iOS version 12.0

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