But it is stuck on 'Preparing iPhone for software update' for 2 hours. I am trying to update my iPhone by connecting to iTunes on my computer.

Plan automatically renews after trial.ITunes Stuck on Preparing iPhone for Software Update, What to Do? Apple Music trial requires sign-up and is available for new subscribers only.

Apple Music, iTunes Store and iTunes Match availability may vary by country.Please contact the developer for an updated visualiser that is compatible with iTunes 12.1 or later.

Some third-party visualisers may no longer be compatible with this version of iTunes.64‑bit editions of Windows require the iTunes 64‑bit installer.Songs from the Apple Music catalogue cannot be burned to a CD. iTunes-compatible CD or DVD recorder to create audio CDs, MP3 CDs, or backup CDs or DVDs.Internet connection to use Apple Music, the iTunes Store and iTunes Extras.Screen resolution of 1024x768 or greater 1280x800 or greater is required to play an iTunes LP or iTunes Extras.To play 1080p HD video, a 2.4GHz Intel Core 2 Duo or faster processor 2GB of RAM and an Intel GMA X4500HD, ATI Radeon HD 2400 or NVIDIA GeForce 8300 GS or better is required.To play 720p HD video, an iTunes LP or iTunes Extras, a 2.0GHz Intel Core 2 Duo or faster processor 1GB of RAM and an Intel GMA X3000, ATI Radeon X1300 or NVIDIA GeForce 6150 or better are required.To play standard-definition video from the iTunes Store, an Intel Pentium D or faster processor, 512MB of RAM and a DirectX 9.0–compatible video card is required.PC with a 1GHz Intel or AMD processor with support for SSE2 and 512MB of RAM.

Itunes install and update