The most cited method from top forum posts (Unity Discussions, Reddit r/Unity3D) involves:
: Go to your installation directory (usually C:\Program Files\Unity\Hub\Editor\[Version] ) and copy the entire folder for that version. unity portable install top
Issue: Unity prompts for sign-in or licensing errors on a new machine. The most cited method from top forum posts
Some tools claim to offer a “Unity portable install top” experience: unity portable install top