# The Essential Guide to Testing Top iOS 16 Features

- Canonical: https://33rdsquare.com/the-essential-guide-to-testing-top-ios-16-features/
- Published: 2024-03-06
- Author: Brian Lucas
- Categories: [App & Browser Testing Automation](https://33rdsquare.com/category/browser/browser-testing/)

---

Hey there! iOS 16 is finally here, delivering major leaps forward through customization, intelligence, collaboration, and productivity enhancements.

However, with such sweeping changes also comes greater app compatibility and performance risks. As an app developer, comprehensive testing across the spectrum of new iOS 16 capabilities is absolutely essential to ensuring flawless experiences delivering delight on the latest iPhones and iPads.

Let’s explore the iOS 16 features that demand priority testing focus, best practices to validate them effectively, and how services like BrowserStack Real Device Cloud can enable simplified mobile testing at scale.

## The Urgency of Upgrading iOS 16 Testing Now

Since the mid-September iOS 16 release, user upgrade rates have rapidly accelerated:

| Week After Launch | iOS 16 Adoption |
| --- | --- |
| Week 1 | 20% |
| Week 6 | Over 60% |

_(Data Source: MixPanel)_

This means over 185 million iPhones are _already_ leveraging iOS 16 features today based on active global iPhone install base estimates.

The pace will only increase as Apple more aggressively prompts remaining users to upgrade through alerts and notifications in the coming months.

Simply put: iOS 16 compatibility can no longer be an afterthought. Prioritizing testing now is crucial to delight users rather than frustrating them through bugs or inefficient experiences.

Now let’s explore the iOS 16 capabilities that demand dedicated testing focus…

## Top iOS 16 Features for App Testing

While iOS 16 spans over 200 total feature upgrades, these 8 capabilities should take immediate priority:

### 1. Editing Sent Messages

iPhone messaging finally offers flexibility to edit slip-ups or clarify intent after sending a text. Users can revise messages up to 5 times within 15 minutes of the original send.

_What to Test:_

- Message composition, editing, recall flows from your app’s UI
- Seamless synchronization of edits across devices
- Edge cases like repeatedly editing text approaching limit

Pay special attention if your app directly leverages Apple messages or chat features.

### 2. Shared Photo Library

The new shared iCloud photo library introduces collaboration capabilities enabling private image sharing with up to 5 other users.

_Validations Needed:_

- Multi-user access from iOS 16 and iPadOS 16 devices
- Integration with camera captures to instantly share into group library
- Permissions continuity as members are removed or added

This has particular implications for social, messaging, and photo apps.

### 3. Customizable Lock Screen

Home screen personalization expands to the lock screen for the first time. Users can customize widgets, wallpapers and fonts to their personal aesthetic.

_Test Considerations:_

- Appearance of app content within widgets like calendar, maps, fitness
- Consistent branding, layout across core app flows
- Adaptivity between custom user settings

Degraded lock screen performance hurts first impressions whenever users glance at their phones.

### 4. Live Activities

Live Activities introduce iOS 16 lock screen notifications that dynamically update to display real-time events in progress like sports games, rides, etc.

_Key Validation Criteria:_

- Triggering Live Activities from your apps for relevant real-time events
- Ensuring smooth, properly timed status indicator updates
- Handling graceful conclusion of an Activity as event finishes

This demands priority focus for apps with time-sensitive workflows.

### 5. Expanded Focus Mode Integration

Focus Mode now extends to lock screen alignment, enabling distraction-free user mindsets across work, personal, sleep, fitness contexts.

_Testing Considerations Around Improved Focus:_

- Associating app notifications, experiences properly with relevant Focus modes
- Respecting Do Not Disturb and notification restrictions by mode
- Adaptively delivering aligned interfaces personalized to the active mode

As apps become smarter and more contextual, get ahead in building personalized workflows tailored to users’ present state of mind.

### 6. Multi-Stop Routing in Apple Maps

Adding multiple stops natively within Apple Maps for robust journey planning, composed of various destinations and waypoints.

_Key Validation Needs:_

- Orchestrating multi-stop routes involving your app experiences from Maps
- Handling add/remove/reorder actions within a multi-stop route
- Syncing updated routes automatically to devices sharing the plan

This presents exciting opportunities around journey-based apps.

### 7. New Safety Check Mode

Safety Check enables revoking app, contact, and location access granularly to quickly reestablish privacy safety across people, apps, connected devices including AirTags alerts.

_Testing Considerations_

- Speed of app data/service revocation triggered by Safety Check
- Reliability of access removal across linked apps/devices/accounts
- Responsiveness to Safety Check alerts like unwanted AirTag tracking

As platforms rightfully expand privacy controls, ensuring graceful compliance builds immense user trust.

### 8. Enhancements Across Camera, Weather, Messages, Mail, Passkeys, Fitness, and More

While the above features represent major milestones, iOS 16 also delivers valuable upgrades across the rest of the platform.

Be sure to test relevant experiences, integrations and workflows associated with:

- **Camera**: Improved subject isolation, previews, formats like Apple ProRAW
- **Weather**: Next-hour precipitation alerts, air quality indices
- **Messages**: SharePlay integration, unseen/edit/recall notifications
- **Mail**: Search precision improvements
- **Passkeys**: Passwordless phishing-resistant authentication
- **Fitness**: Metrics tracking even without Apple Watch

While each offers exciting potential, fragmented compatibility hurts users.

## Methods and Best Practices for Effective Testing

Understanding priorities is crucial, but reliable delivery demands applying proven testing methods.

Here are research-backed best practices to leverage:

### Lead Testing Efforts with Real Devices

While simulators and emulators provide useful developer assistance, only physical mobile devices can fully replicate the realism of sensors, mobility, environmental dynamism, and human ergonomics.

Per a 2022 study by [Applitools on Shadow DOM compatibility issues](https://applitools.com/blog/shadow-dom-support/):

> Real devices exposed 30% more compatibility issues than emulators. Emulators also failed to identify 63% of the errors altogether.

Testing early and often on real devices surfaces precision compatibility insights unattainable otherwise.

### Supplement Manual Testing with Automation

Human intelligence applied through manual testing delivers sophistication assessing subjective satisfaction across workflows, UI/UX, graphics, latency, and edge cases.

However, manually testing every device model, OS version, device orientation, global locale, network condition and screen size comprising your app universe poses extreme repeatability challenges.

Intelligently applying test automation generates this coverage breadth to complement human testing depth. Leading solutions even support scriptlessly automating real, physical devices for identical realism.

### Verify Both New Devices and Legacy OS Versions

While running iOS 16 CAPABILITY testing on an iPhone 14 Pro Max makes sense, legacy OS testing better reflects fragmentation realities:

| iOS Version | Global Active User Base |
| --- | --- |
| iOS 15 | 30% |
| iOS 14 | 9% |
| Older | 1% |

Exercise iOS 16 functionality on latest premium device models. But also validate backward compatibility across remaining iOS 15 and older devices still actively used worldwide.

Fragmentation causes frustration. But comprehensively addressing it builds immense confidence and trust.

## Unlocking iOS 16 Testing Velocity with Real Device Cloud

We’ve covered what needs testing, plus proven tactics to enable it. But for time-constrained teams, a remaining barrier can be the overhead of managing intricate mobile test hardware.

Provisioning a diversity of device models, types, geographies and configurations is essential for fragmentation. But the costs, maintenance and physical limits make this impractical for most organizations.

Real device cloud solutions like BrowserStack offer a managed alternative producing testing velocity through simplicity and flexibility.

Instead of purchasing any hardware, you gain instant on-demand access to the desired mobile devices across models, regions and versions for exactly the test durations needed.

![BrowserStack Real Device Cloud Dashboard](https://www.browserstack.com/guide/wp-content/uploads/2021/09/Browserstack-dashboard.png)

With BrowserStack, you can:

- Test iPhone 14 and iOS 16 minutes after Apple’s official release without wait times
- Scale tests across 5000+ device model, region, and OS combinations
- Shift testing left to unveil fragmentation issues earlier
- Allocate testing time and budgets flexibly across teams
- Simplify device management, freeing you to focus innovation

The result? Accelerated releases and confidence around app experiences aligned tightly to user expectations – all without infrastructure distractions.

## Let’s Start Delivering Flawless iOS 16 Compatibility Experiences

iOS 16 delivers transformative new customization, intelligence, communications and privacy capabilities that demand priority app testing focus today. Follow leading practices around real devices, test automation, legacy OS testing and real device cloud to unlock simplicity with fidelity.

At BrowserStack, our sole focus is enabling frictionless mobile app testing across devices, geographies and versions so you can build flawless compatibility while focusing innovation.

Let‘s discuss your iOS 16 testing goals and how we can help accelerate shipping delightful experiences on the latest Apple platforms without infrastructure distractions.

[Get started with a free BrowserStack trial today](https://www.browserstack.com) and ship experiences aligned tightly to user expectations on iOS 16.

---

Source: [The Essential Guide to Testing Top iOS 16 Features](https://33rdsquare.com/the-essential-guide-to-testing-top-ios-16-features/)