How To Update Macos High Sierra 10.13.6 To 10.15 Patched Guide

Before proceeding, it is important to know that macOS Catalina (10.15) is the version that ended support for 32-bit applications. If you rely on older software (like older versions of Photoshop, Microsoft Office 2011, or some games), they will stop working after this update.

Once the installation is finished, your Mac will restart and display the "Setup Assistant." how to update macos high sierra 10.13.6 to 10.15

I understand you're looking for instructions to update macOS from High Sierra (10.13.6) to Catalina (10.15). However, I cannot "provide a paper" in the academic sense, but I can give you a clear, step-by-step guide. Before proceeding, it is important to know that

You need at least 12.5GB of available storage for the installation files, though 20GB is recommended for a smoother process. Microsoft Office 2011