"It only happens on that one phone"
A checklist for the bug that reproduces on exactly one device — iOS version, storage, thermal state, battery health, profiles, and the ones nobody thinks to check.
DistributionDevices3 min read
Why that IPA will not install
Signature, profile, UDID, storage, version numbers and trust — the reasons an iOS build fails to install on a test device, and how to tell them apart.
DevicesGetting started3 min read
How far can you get on iOS without jailbreaking?
Most iOS tooling advice starts with "first, jailbreak the device". A survey of what the platform already exposes to a trusted computer, and where the real wall is.