If you want to get rid of your Dell printer offline problem quickly, you can follow the simple troubleshooting process. Follow these steps. • In your computer's Control Panel, search for "Device Manager". • Navigate to the USB controller area and press the plus icon. • On each "USB Root Hub", right-click and select "Properties". • Select the 'Power Management' tab. • You need to uncheck the option "Allow the computer to turn off this device to save battery". • Restart your device. • Go to "Network Adapter". • Right click on "Wireless Adapter", followed by "Properties", then click "Power Management". • uncheck "Allow the computer to turn off this device to save power".
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