Best iPhone Settings to Change Immediately [2025 Guide]
Contents
- 1 Intro
- 2 1. Turn Off App Tracking
- 3 2. Enable App Privacy Report
- 4 3. Turn On Optimized Battery Charging
- 5 4. Disable Background App Refresh (Selectively)
- 6 5. Customize Notifications
- 7 6. Enable Emergency SOS
- 8 7. Set Up Medical ID
- 9 8. Disable Unused System Services (Location)
- 10 9. Enable iCloud Backup
- 11 10. Set App Limits (Screen Time)
- 12 11. Adjust Display Settings
- 13 12. Customize Safari Privacy Settings
- 14 13. Use “Hide My Email” (iCloud+)
- 15 14. Enable Face ID for Password Autofill
- 16 15. Set Default Mail & Browser Apps
- 17 Final Tips
- 18 Related Articles:
- 19 Frequently Asked Questions
Intro
Just got a new iPhone? Or maybe you’ve been using one for a while but never touched the settings? You’re not alone — most people use their iPhones with the default settings straight out of the box. The problem is, those defaults aren’t always the best for privacy, battery life, performance, or even your peace of mind.
This guide is perfect for anyone using iOS 17 on iPhone 11, 12, 13, 14, or 15 — whether you’re a total beginner or just want to optimize your device.
In this 2025 guide, we’ll walk you through the most important iPhone settings you should change right now — from boosting your battery and reducing distractions to tightening your privacy and unlocking useful features. You won’t need to install any extra apps or be a tech genius to do this — just follow our simple steps and explanations.
These changes take just a few minutes, but they can save battery, protect your data, and help your iPhone run smoother for the long haul. And don’t worry — we’ll explain what each setting does and why it matters, so you can feel confident making the switch.
Ready to take control of your iPhone? Let’s dive in.
1. Turn Off App Tracking
Settings: Settings > Privacy & Security > Tracking
Action: Disable “Allow Apps to Request to Track”
Why: This stops apps from tracking you across other apps and websites, improving your privacy and limiting targeted ads.
2. Enable App Privacy Report
Settings: Settings > Privacy & Security > App Privacy Report
Why: See what apps are doing in the background: what they access, and how often.
3. Turn On Optimized Battery Charging
Settings: Settings > Battery > Battery Health & Charging
Why: Extends battery lifespan by learning your charging habits and preventing overcharging overnight.
4. Disable Background App Refresh (Selectively)
Settings: Settings > General > Background App Refresh
Why: Reduces battery drain and unnecessary data usage.
5. Customize Notifications
Settings: Settings > Notifications > Scheduled Summary
Why: Stop notification overload. Bundle non-urgent alerts into summaries.
6. Enable Emergency SOS
Settings: Settings > Emergency SOS
Why: Lets you quickly call emergency services by pressing the side button.
7. Set Up Medical ID
Settings: Settings > Health > Medical ID
Why: Allows first responders to access essential health info from your lock screen.
8. Disable Unused System Services (Location)
Settings: Settings > Privacy & Security > Location Services > System Services
Why: Save battery and prevent unnecessary tracking.
9. Enable iCloud Backup
Settings: Settings > [Your Name] > iCloud > iCloud Backup
Why: Automatically backs up your data securely over Wi-Fi. Note: iCloud gives you 5GB of free storage. For larger backups, you may need to upgrade to a paid plan starting from $0.99/month.** Automatically backs up your data securely over Wi-Fi.
10. Set App Limits (Screen Time)
Settings: Settings > Screen Time > App Limits
Why: Helps reduce screen time and manage digital habits.
11. Adjust Display Settings
Settings: Settings > Display & Brightness
Actions: Turn on Auto-Brightness and Use True Tone
Why: Reduces eye strain and saves battery.
12. Customize Safari Privacy Settings
Settings: Settings > Safari
Actions:
- Prevent Cross-Site Tracking
- Hide IP Address
- Block All Cookies (optional)
Why: Improves online privacy while browsing by reducing how websites track your behavior and fingerprint your device.** Improves online privacy while browsing.
13. Use “Hide My Email” (iCloud+)
Settings: Settings > [Your Name] > iCloud > Hide My Email
Why: Helps you sign up for websites or newsletters without giving away your real email.
14. Enable Face ID for Password Autofill
Settings: Settings > Face ID & Passcode > Use Face ID For > Password Autofill
Why: Adds extra security when auto-filling passwords from Keychain.
15. Set Default Mail & Browser Apps
Settings: Settings > [Scroll to app] > Default App
Why: Use your favorite apps like Gmail or Chrome as default instead of Mail and Safari.
Final Tips
You don’t have to change all these settings at once, but even adjusting a few can make a big difference. Your iPhone is powerful — and with the right tweaks, it can be even better.
Want to enhance your setup even more? Check out our Best iPhone Accessories for 2025 for recommended cables, chargers, and cases., but even adjusting a few can make a big difference. Your iPhone is powerful — and with the right tweaks, it can be even better.
Related Articles:
- How to Back Up Your iPhone to iCloud or Mac – 2025 Guide
- How to Reset iPhone Without Passcode or Computer – 2025 Guide
Frequently Asked Questions
What iPhone settings should I change right away?
Start by turning off app tracking, enabling iCloud backup, customizing notifications, and adjusting privacy settings. These will improve privacy, battery life, and usability.
Do these settings apply to older iPhones too?
Yes! Most of these settings are available on iPhones running iOS 16 or newer — including iPhone 11, 12, 13, 14, and 15.
Will changing these settings affect my apps or performance?
Generally, these changes help your phone run better. Disabling background activity or tracking might limit some app features, but they’re usually non-essential.
Can I reverse these changes later?
Absolutely. You can go back into Settings and change anything at any time if you don’t like the result.
Do I need iCloud+ for any of these settings?
Only the “Hide My Email” feature requires an iCloud+ subscription. All other settings are available to all users.