macOS 14.6.1 (with homebrew installed node/npm

[Merculis]

Has anyone attempted to install this on a MacBook?

john@Johns-MBP bin % npm install -g plex-sync         
npm warn deprecated [email protected]: This package is no longer supported.
npm warn deprecated [email protected]: Please upgrade  to version 7 or higher.  Older versions may use Math.random() in certain circumstances, which is known to be problematic.  See https://v8.dev/blog/math-random for details.
npm warn deprecated [email protected]: core-js@<3.23.3 is no longer maintained and not recommended for usage due to the number of issues. Because of the V8 engine whims, feature detection in old core-js versions could cause a slowdown up to 100x even if nothing is polyfilled. Some versions have web compatibility issues. Please, upgrade your dependencies to the actual version of core-js.

changed 125 packages in 5s

3 packages are looking for funding
  run `npm fund` for details
john@Johns-MBP bin % 

Wondering if those errors are able to be ignored or need to be resolved.