How to Print Shipping Address Labels from Excel - 2''x2'' Thermal ... Step #1 Select the corresponding paper size (2 ''x2'') Create a new Excel document. Press Ctrl+P. Select Custom Page Size - 2''x2'' (51mm x 51mm). Click Page Setup. 🟢Set your margins. (It is recommended that all margins be set at 0.1cm. Of course, you can modify it according to your needs.) Select OK to save the settings.