I don’t have any good input on the original issue that kicked off this thread, but I wanted to address this: [quote='883180022, -dp, /thread/806471?answerId=883180022#883180022, /profile/-dp'] if someone knows a good solution to disable all system logs while keeping my own [/quote] Xcode 15 introduced a new Console area with excellent integration with the system log. For example, consider this program: import Foundation import Network import os.log let log = Logger(subsystem: , category: ) func main() { let c = NWConnection(host: example.com, port: 80, using: .tls) c.stateUpdateHandler = { newState in log.log(did change state, state: ( (newState) )) } c.start(queue: .main) log.log(will enter main loop) dispatchMain() } main() IMPORTANT This is not meant to work. It tries to connect to the HTTP port using TLS, which won’t end well. The goal is to generate a bunch of log entries from Network framework, which it absolutely does (-: When I run this (Xcode 26.4 on macOS 26.3.1) I see this: will enter main