Hi bonniel,
Please install the latest driver:
1. Visit Canon's website at: http://usa.canon.com/support
2. Type PIXMA MG2120 in the "Enter a Model Name" box.
3. Under Recommended Downloads, please click the Select button next to the MG2100 series MP Driver.
4. If you agree, please select the checkbox next to "I have read and agree to the terms of the Disclaimer and wish to continue with the download".
5. Click the Download button.
6. A File Download box may appear. If it does, select Save.
7. Once the download is complete, open your Downloads folder.
8. Double click the [mp68-win-mg2100-1_01-ejs.exe].
Follow the prompts to install your PIXMA MG2120 on your computer. If you continue to have difficulties, please contact our support group using the following link:
http://www.usa.canon.com/cusa/consumer/standard_display/contact_us_consumer
