TECNO has started rolling out the HiOS 15.2 update in 2025, bringing several improvements, new AI tools, upgraded security patches, and important system optimizations. If your TECNO phone is showing “System Update Installing… Please plug in charger”, then you may already be receiving the new version.
This blog covers everything you need to know — features, changes, fixes, version number, device improvements, and full update notes.
Table of Contents
What’s New in HiOS 15.2 (2025)?
Below are the official changes included in the update.
1. Upgrade from HiOS 15.1.0 → 15.1.2
Your device gets a smarter and cleaner user interface, smoother animations, and a refreshed visual experience.
It makes your TECNO phone feel newer, faster, and more polished.
2. Google Security Patch – October 1, 2025
The update includes the latest Android security patch, offering:
- Better protection from viruses
- Safer browsing
- Improved app permissions
- Protection from system vulnerabilities
This is essential for long-term phone health.
3. Phone Cast – Cast Your Mobile to a Tablet
A powerful new feature!
You can now cast your phone screen to a TECNO tablet of the same brand.
This allows you to:
- Use a bigger display for work or entertainment
- View and operate your phone directly from the tablet
- Copy and paste text seamlessly across devices
- Multitask more efficiently
This is especially great for students and office users.
4. AI Writing – Smarter Text Assistant
HiOS 15.2 introduces upgraded AI Writing tools:
- Detects email context automatically
- Corrects grammar & formatting
- Polishes text for social media posts
- Suggests phrases to improve clarity
It’s like having a smart writing helper inside your phone.
5. Screenshot: Smart Touch Shortcut
A new Smart Touch button now appears below screenshot previews.
With this feature, you can:
- Recognize QR codes instantly
- Take actions faster
- Share or edit screenshots more easily
Useful for payments, websites, and app logins.
6. Mistouch Prevention (Pocket Mode) Improved
This update fixes accidental touches that happen in your pocket, especially during calls on third-party apps like WhatsApp, Messenger, Truecaller, etc.
Your phone will now avoid unwanted taps automatically.
7. Battery & Power Saving Improved
HiOS 15.2 brings a redesigned battery section:
- Cleaner visual interface
- More accurate battery usage reports
- Better power-saving mode selection
- Improved overall battery performance
This directly helps extend battery life.
8. Theme Store Upgrade
You can now change themes for system apps, including:
- Phone (Dialer)
- Contacts
- Messages
This gives you more customization options to personalize your phone’s appearance.
9. Cloud Service Added
A major new addition — TECNO Cloud Storage.
You can now access:
- Cloud backups
- Cloud drive
- Storage expansion options
Store personal data safely online and free up device space instantly.
Fixed Issues in HiOS 15.2
TECNO has fixed several known issues:
✔ Improved system stability
✔ Faster and smoother app performance
✔ Reduced app crashes
✔ Reduced app crashes
✔ Better RAM management
✔ Lag issues minimized after long usage
Reminders Included in the Update
The update also displays important reminders:
- System stability optimized.
- Other minor issues fixed.
- Users can visit XClub Forum (https://www.infinix.club) for additional guidance and community help.
How to Update to HiOS 15.2 (Safe Guide)
Follow these steps to update safely:
1. Charge your phone (above 50%)
The system may warn you:
“Please plug in charger when power is lower than 50%.”
2. Connect to Wi-Fi
OTA updates are large and may consume data.
3. Open Settings → System Update
Check if HiOS 15.2 is available.
4. Download & Install
Let the phone reboot and install the patch.
5. After Installation
- Let the phone optimize apps
- Check battery health
- Explore new features
- Restart once for best performance
Why You Should Install HiOS 15.2
Here’s why this update is important:
✔ Smoother UI + faster performance
✔ Latest security patch (October 2025)
✔ AI writing tools
✔ Better screenshots & QR code detection
✔ Improved battery life
✔ Phone-to-tablet casting
✔ Cloud backup support
✔ More customization (themes)
✔ Reduced glitches & fixed stability issues
Updating makes your phone feel newer, faster, and safer.
Final Words
The TECNO HiOS 15.2 update is one of the most polished and useful updates released in 2025. With smarter features, better visuals, advanced AI, and greater stability, it significantly improves your daily mobile experience.
Whether you use your TECNO device for study, gaming, entertainment, or work — this update is worth installing.