4. Usage Restrictions 
The following restrictions apply:
- Currently only supported in Windows Operational Systems
- The use UC Desktop App in parallel with OSC UC WebClient, Fusion or the old Desktop Integration tool is not supported.
- For displaying all of its elements in the main window, UC Desktop App requires a display surface of 1024×768 pixels
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The following applies in the scope of the team function:Even if team calls are displayed to you in the client, you cannot pick up such a call if your preferred device (OND) is not idle. This is still not possible even if your preferred device (OND) signals the call.
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You must clear the cache and restart you browser after a HotFix update, in order to avoid slow performance on the OpenScape Web Client.
- The rule merging strategy is for users of WebClient 1.0 moving to the new UI.
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Browsers and languages:Each browser is using a different logic / source to investigate the user’s language.
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Internet Explorer (11) uses the regional setting in control panel which also define date format and currency for the OS (regardless of the language configured in Internet Explorer settings).
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Firefox uses the language defined in the language list in the browser setting.
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Chrome uses the language of the Chrome UI (regardless of the language list in Chrome settings).
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Browser limitationsChrome66 uses the "Chrome's autoplay policy", which only allow the websites to play sounds if the user interacts with the webpage first.