Apple continues to push the boundaries of mobile technology with the rollout of iOS 25 Beta 4, bringing a host of performance improvements, new features, and refined design elements. This beta release is a significant step towards the final iOS 25 public version and is now available for developers and registered beta testers. Below, we provide an in-depth breakdown of what iOS 25 Beta 4 includes, how to install it, performance insights, hidden features, and what to expect in the coming weeks.
iOS 25 Beta 4 Release Date and Availability
Apple released iOS 25 Beta 4 on July 22, 2025, continuing its bi-weekly update cycle since the unveiling of iOS 25 at WWDC 2025. The update is currently available to:
- Registered Apple Developers
- Members of the Apple Beta Software Program
You can download it through the Settings > General > Software Update section if you’re enrolled in the beta program.
What’s New in iOS 25 Beta 4
1. Revamped Lock Screen Widgets
iOS 25 Beta 4 enhances the Lock Screen widget experience by offering:
- More customization options, including transparency levels and compact modes
- Improved calendar and weather widgets with live updates
- Third-party app widget support, now more responsive and better optimized
2. Safari Gets Smarter
Apple has updated Safari with:
- AI-assisted search predictions
- A cleaner UI for Reader Mode
- Enhanced Private Browsing protections
- Background sync for Tab Groups across devices
3. Siri Becomes More Intelligent
With deeper on-device AI integration, Siri in iOS 25 Beta 4 is faster and context-aware:
- Voice command accuracy has improved
- Siri now handles multistep queries
- Integration with third-party apps is smoother and more intuitive
4. Control Center Redesign
A modern Control Center layout has been introduced, now with:
- Customizable modules
- Quick toggles for accessibility features
- Dynamic display based on time of day and activity
5. Messages App Upgrades
The Messages app has been fine-tuned:
- Tapback reactions now support any emoji
- New scheduled message feature
- Edit sent messages extended to 15 minutes
- Advanced group chat controls
Performance Improvements and Bug Fixes
iOS 25 Beta 4 is notably smoother and more stable than its predecessor, Beta 3. Performance enhancements include:
- Reduced app load times
- Lower battery consumption on A16 and A17 chipsets
- Faster animations across system UI
- Fixed: iCloud syncing issues with Notes
- Fixed: Notification delivery delays on third-party messengers
- Fixed: Apple Music crash bug when downloading playlists
Security and Privacy Enhancements
Apple continues its emphasis on user privacy:
- Face ID now supports double-layered biometric verification
- Enhanced App Tracking Transparency options
- iCloud Keychain now auto-suggests complex passwords for third-party apps
- Live Activity Lock: Allows users to hide sensitive Live Activities from the lock screen
Hidden Features & Experimental Tweaks
Beyond the publicized changes, iOS 25 Beta 4 includes experimental features tucked away:
- Adaptive Brightness+ adjusts screen tone based on facial expressions
- New Haptic Engine API allows apps to deliver custom vibration patterns
- Dual Audio Mode in FaceTime now separates primary and ambient voices
- Battery Smart Charging 2.0: Learns your usage pattern and adjusts charging cycles accordingly
Compatible Devices for iOS 25 Beta 4
iOS 25 Beta 4 is compatible with the following models:
- iPhone 15 Series (15, 15 Plus, 15 Pro, 15 Pro Max)
- iPhone 14 Series
- iPhone 13 Series
- iPhone 12 Series
- iPhone SE (2nd Gen and later)
Older devices like the iPhone 11 and iPhone XR are not supported in iOS 25, marking a generational shift in device compatibility.
How to Download and Install iOS 25 Beta 4
Step 1: Enroll in the Apple Developer or Beta Program
Visit Apple Beta Software Program or the Apple Developer portal to enroll.
Step 2: Backup Your Device
Before installing any beta, ensure that your data is backed up via iCloud or iTunes.
Step 3: Download the Profile
Once enrolled, download the beta configuration profile and install it.
Step 4: Update via Settings
Go to Settings > General > Software Update and install iOS 25 Beta 4.
Performance Benchmarks and User Feedback
Initial feedback from testers and developers has been largely positive:
- Geekbench scores show a 6% boost over Beta 3 on A17 Pro
- Apps launch 0.5 seconds faster on average
- Improved multitasking fluidity
- No major battery drain reported in first 48 hours of use
Early adopters highlight the fluid animations and the improved Siri responsiveness as standout changes in daily usage.
What’s Missing or Still Buggy in Beta 4
Despite all the improvements, there are still a few caveats:
- Some third-party widgets crash on the Lock Screen
- Occasional Bluetooth connection drops with select audio devices
- ProMotion display issues on iPhone 15 Pro Max with UI jittering in gaming apps
- iOS 25 Beta 5 is expected to fix these issues ahead of the public release
iOS 25 Final Release Timeline
If Apple follows its typical timeline:
- Beta 5 – August 5, 2025
- Beta 6 – Mid August 2025
- Release Candidate – Early September 2025
- Public Release – Around September 10, 2025, alongside the iPhone 16 lineup
