Instead of a PDF of the character sheet, use Pathbuilder. It is a free (with a cheap paid upgrade) web and Android app that contains the full SRD rules. It acts as a digital character sheet that does the math for you.
: A robust, automatically calculating Google Sheet for character management that stays within the Google ecosystem. Wanderer's Guide : A user-friendly web-based character creator that uses the ABC method Pathfinder 2e Pdf Google Drive
Paizo recently "Remastered" the game, replacing the original Core Rulebook with the Player Core . Most "drive" links contain old, pre-errata versions of the rules. Instead of a PDF of the character sheet, use Pathbuilder