You can check the remaining toner levels using the control panel or Web Image Monitor.
On the Home screen, press [Check Status].

Press [Machine Information].

Check the toner levels under Remaining Toner.

Press [Close].
Press [Check Status].
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Launch the Web browser.
Enter "http://(IP address of the machine or host name)/" on the address bar of the Web browser, and then press the Enter key.
Accessing to Web Image Monitor
Click [Check Details].

In the "Status" category, check the remaining toner levels under "Toner".
Click [Back].
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