TLV's engineering calculator app for mobile devices, TLV ToolBox, recently experienced an error on Android devices.   
In this error, the top part of the screen would be covered by a toolbar, making it difficult to access or operate some functions in the app.

We are please to announce that an app update has been released to fix this issue.

Please download the updated version at your earliest convenience.

Thank you for using TLV Toolbox.

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