You can export your drawing as a PDF by tapping Options
in the top right of the header and choosing Plot to PDF.
plot a single layout, all layouts, or the current display in model space.
in the top right of the header and choose Plot to PDF. Alternatively, type PLOT in the command line and press enter.The Plot to PDF dialog opens.
Paper Size: Choose among the standard supported AutoCAD paper sizes.
Orientation: Choose portrait or landscape.
What to Print: If plotting from model space, the extents are limited to the current display. If plotting from paper space, choose Current Layout or All Layouts.
Plot style: Choose from the following options:
Scale: If plotting from model space, the PDF will Scale to Fit. If plotting from paper space, the PDF will plot at 1:1, as determined by the Paper Size selected in Layout Properties.