OBS makes it very easy to share settings/profiles with other users. To do so, you can export your profile and share it as a zip file.
WARNING
Your exported profile will include your stream key. Do not share a profile with someone you do not trust.
Open OBSClick Profile in the menu bar and select ExportFind a location on your computer to export the ProfileExporting will put a new folder in that location. Right click it and choose Compress. That will give you a .zip file that you can share.