# 6.14.6

**Flow server:**

* User match is no longer case sensitive when updating connector properties from the Flow Environment connector

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**Flow server | Flow studio | Android client | iOS client | :**

* Added the possibility to decide if a code challenge should be made or not during authentication and fixed an issue with refreshing tokens

**iOS client:**

* Fixed rare instability issue causing the client to freeze on server upgrade

**Windows 10 client:**

* Application is no longer crashing when uploading image from file gallery