没有USB调试，我无法构建和运行我的应用程序

I'm requesting your help because I've made an app on Android studio, which works fine on my phone with usb debugging. I tried to build the unsigned apk with gradle but it won't install and my phone says that "the package must be corrupted" when I try to install it. I also managed to install a debug version apk on my friend's phone, it installed but kept on crashing regularly and was unusable. I probably have wrong settings in my project, but I'm new to this and don't really know what to do. Thanks for your helpI'm requesting your help because I've made an a