How to install iOS 15 beta on iPhone and iPad

beta profile ios 15Hello, How can I install iOS 15 and above as a beta profile on iPhone 6? Without jailbreak or any tweaks. The beta profile must be orinal.Learn how to download and install iOS 15 beta 1 using an iOS 15 confuration profile without a developer account or a computer. iOS 15 is Apple's most advanced operating system with new features and improvements.