If you own an HP Officejet 100 Mobile Printer, you can use it much more conveniently by connecting the printer to Bluetooth. With this connection, you would no longer have to deal with those messy wires and cables. Regardless of the device you are using, such as a phone, laptop, or tablet, you can enjoy wireless printing to a great extent.
Connecting the HP Officejet 100 Mobile Printer to Bluetooth is quite a simple procedure. It hardly takes any time and effort, but you must apply the correct steps. To do it the right way, you must first power on your printer and then press the Bluetooth button.
On your PC, if Windows, go to Bluetooth & other devices settings. Toggle Bluetooth on if it is not already turned on. Next, click on the “Add Bluetooth or other device” button. In the “Add a device” window, select the Bluetooth option. Wait for a while till you see the name of your printer in the list of available devices. The device name will start with “OJL411MY.” Once the device name appears, click on it. After that, you need to enter the default Bluetooth passkey “000000” in the PIN field. Once done, click the Connect option.
Source: Connect HP Officejet 100 Mobile Printer via Bluetooth