• Firstly, Go to Masters > Passwords & Powers > Operator's.

• A 'Password & Authority' window will appear.

• Select the user to make the desired changes. Then Press 'Enter' key.

• A 'Powers' window will appear in which the user will select ‘Search In All’.

• A 'Powers' window will appear in which the user will search 'Marg Pay' .

• Click on ‘Accept’.

• A 'Marg Pay' window will appear.

• In 'Dynamic QRcode on 1-Marg Genie App 2-Dynamic QR Code Device' option, the user will select '1'.

• The user will now press 'ESC' key.

• Again press 'ESC' key and then click on ‘Yes’ to save the changes.

• A 'Powers Change' POP-UP will appear in which the user will press 'ESC' key.

• Again press 'ESC' key and then click on ‘Yes’.

• Now in order to Re- login, the user will press 'Ctrl + U' key on the main screen of the software. 

• A 'Change User' window will appear in which the user will enter the User ID and Password.

• A 'Change User' window will appear in which the user will press 'ESC' Key.

After following the above steps, the alert of 'Error Device is not Available' will not appear at the time of opening Marg Software.