I’ve set up six new phones over the years for myself and family members, and every single time I forget something — a setting I meant to change, an app I meant to skip, a step I do out of order that makes the next step harder. After the last one, I finally sat down and wrote out an actual new phone setup checklist, in the order that avoids the mistakes I made every time before.
Before You Turn It On
Set aside 30–40 minutes uninterrupted. Every time I’ve rushed a new phone setup, I skipped a step early on that caused a problem three steps later — usually restoring from backup before deciding which apps I actually wanted to keep, which just carries old clutter straight into the new phone.
Have your old phone charged and nearby, not packed away. Several of the steps below need both phones at once, and hunting for a charger mid-setup wastes more time than doing this out of order ever saves.
The Checklist, In the Order That Actually Works
1. Connect to Wi-Fi before anything else. Cellular data setup can wait — the initial software update and app restore both go faster and more reliably over Wi-Fi.
2. Check for a software update immediately, before restoring anything. New phones often ship with an older build sitting in the box. Updating first avoids restoring a backup onto outdated software and then updating again right after, which occasionally causes app data to behave oddly.
3. Choose “set up as new” instead of a full restore, at least at first. A full restore drags every old app, every old photo cache, and every old setting straight onto the new phone — including ones you meant to leave behind. Setting up fresh and selectively restoring only what you want takes longer but avoids inheriting years of digital clutter in one click.
4. Turn on find-my-phone and screen lock before installing a single app. This is the step I’ve skipped the most, always with the same excuse (“I’ll do it after I get everything set up”), and it’s the one that actually matters if the phone is lost or stolen in the first week.
5. Set up biometric login (face or fingerprint) before your banking or payment apps. Several finance apps ask for biometric setup during their own onboarding, and having it ready beforehand skips a detour into general phone settings mid-app-setup.
6. Restore photos and contacts, but review apps one at a time instead of restoring the whole app list. This is the single biggest time-saver on the list. Reinstalling apps individually, rather than letting a full backup silently reinstall everything, is the easiest way to catch apps that were only cluttering the old phone anyway.
7. Re-enable two-factor authentication app by app, not all at once. Authenticator apps tied to a phone number usually transfer automatically; ones tied to the specific device do not, and getting locked out of an account because 2FA didn’t carry over is a genuinely frustrating way to spend an afternoon.
8. Set up mobile payment (Apple Pay / Google Pay) before you need it at a register. This takes two minutes now and saves an awkward moment at checkout later, when a new phone hasn’t been added yet and the old one’s already been wiped.
9. Transfer your SIM or activate eSIM last, not first. Doing this too early means troubleshooting cellular issues while also troubleshooting a fresh setup, which makes it harder to tell which problem is actually causing what.
10. Wipe the old phone only after using the new one for a full week. Not a day, not “once everything looks fine” — a full week. This is the step people skip most often, and it’s the one that turns a missed app or a forgotten password into an actual problem instead of a two-minute fix.
The Step Everyone Regrets Skipping
If there’s one item on this list that consistently causes the most trouble when skipped, it’s the last one — wiping the old phone too soon. A missing photo, a two-factor code that didn’t transfer, a subscription that needs a code sitting in an old app: all of these are minor annoyances if the old phone is still around, and real problems once it’s wiped or traded in.
Frequently Asked Questions
Do I need to restore from a full backup, or should I start fresh? Starting fresh and selectively restoring apps and photos takes longer upfront but avoids carrying over clutter, old cache issues, and apps that were only slowing down the previous phone.
How long should I keep my old phone before wiping it? A full week of normal use on the new phone is enough to catch anything that didn’t transfer properly — missing photos, broken two-factor authentication, or an app that needs to be reinstalled from scratch.
Should I set up biometric login before or after installing apps? Before. Several apps, especially banking and payment apps, prompt for biometric setup during their own onboarding, and having it ready in advance avoids a detour into general settings mid-app-setup.
What’s the most commonly forgotten step in a new phone setup checklist? Re-enabling two-factor authentication app by app. Authenticator apps tied to a phone number usually transfer automatically, but ones tied to the specific device don’t, which can lock you out of an account without warning.
The Real Difference
Out of everything on this new phone setup checklist, two steps caused the most trouble whenever they got skipped or done out of order: restoring everything at once instead of choosing apps individually, and wiping the old phone too soon. Everything else is a nice-to-have for saving a few minutes — those two are the ones actually worth slowing down for.
📍 Read Next: If eSIM is part of the new phone setup, the transfer itself has its own separate set of gotchas — I Switched to eSIM. Here’s Everything I Didn’t Expect. covers that side of it.