You can create barcode, QRCode easily. You create, resize and insert them with a single click.
Features:
+  If you want to share this Sheets file via QR, go to Drive, right click on this file and choose Share, select Anyone with a link for General Access, choose Role (Viewer, Editor, or Commenter) then press Copy link and paste it into the QR Code Content field above by pressing Ctrl+V on Windows or Command+V on MacOS
+ Insert your logo into QR Code
+ Support 120 barcodes type including Point Of Sale, Two-dimensional symbols, One-dimensional symbols, Supply Chain, GS1 DataBar
+ Customize barcode & QRCodes attributes such as format,value, color, label, label font,...
+ Create for vCard business card, event, meeting
+ Generate QR Codes for WIFI network. (https://www.youtube.com/watch?v=y486VXxF1cI&list=PLk31adfFOxDHvI7E3MF-oNV_8RgVEWP14)
+ If your QR Code contains a website URL, you can track how many users click using Bitly or Google Analytics™ (please view https://www.youtube.com/watch?v=HZ0w1_Xsj6I&t=1s for how to track)
+ Print high quality images online via Sheet™
+ If QR Code label is too long, please choose Mode "1-Label-Strip" and Error Correction Level "High" 
+ Save Barcodes, QR to file and you can paste to Excel™, Word™, or powerpoint (right click on image and choose 'Save Image As' menu)
+ Support two lines, multiple lines barcode. For example, you want to print two lines value, insert \n between two lines, for instance example\n123
+ Support multiple languages
If you only see the help menu, please follow this link https://www.2hac.com/help/how-to-fix-only-help-menu-issue/ to uninstall and reinstall the addon and then refresh the Sheet file