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HarmonyOS

Delivering HarmonyOS development technologies, focusing on APIs and components, DevEco Studio, testing, atomic services and applications listing and distribution.

Joined on Jul 2, 2025 https://forums.developer.huawei.com/forumPortal/en/forum/harmony?ha_source=dev-shequ&ha_sourceId=890

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How to resolve crashes when reading the width of video files in the gallery

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How to resolve crashes when reading the width of video files in the gallery

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2 min read

How to Resolve Data Inconsistency Between Parent and Child Components

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How to Resolve Data Inconsistency Between Parent and Child Components

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3 min read

How to Resolve the Issue of Inconsistent Length of SM2 Encrypted Text in National Cryptography Standards

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How to Resolve the Issue of Inconsistent Length of SM2 Encrypted Text in National Cryptography Standards

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4 min read

How to Solve the Issue of Page Not Refreshing When Using @State to Decorate Object Arrays and Data Changes

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How to Solve the Issue of Page Not Refreshing When Using @State to Decorate Object Arrays and Data Changes

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6 min read

Ripple animation effect

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Ripple animation effect

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3 min read

SM4 Encryption-Decryption CTR Block Mode Fails with IVParamsSpec Parameter.

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SM4 Encryption-Decryption CTR Block Mode Fails with IVParamsSpec Parameter.

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2 min read

Persisting User Preferences with ArkData

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Persisting User Preferences with ArkData

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3 min read

Usage of Asset Store Kit

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Usage of Asset Store Kit

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4 min read

[DEBUG] When the device is connected to the computer system, a warning box pops up: ew_usbccgpfilter.sys driver cannot be loaded

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[DEBUG] When the device is connected to the computer system, a warning box pops up: ew_usbccgpfilter.sys driver cannot be loaded

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1 min read

[Invitation test] How can I solve the problem that the connection cannot be installed?

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[Invitation test] How can I solve the problem that the connection cannot be installed?

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2 min read

How to handle database handle resource overload exceptions?

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How to handle database handle resource overload exceptions?

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2 min read

[Smart & Sports Watch] How to Resolve the Conflict Between Swiper Right Swipe and System Exiting the App in API 6 JS?

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[Smart & Sports Watch] How to Resolve the Conflict Between Swiper Right Swipe and System Exiting the App in API 6 JS?

#huawei #harmony #harmonyos

1 min read

[Smart Watch] [API 12] After defining data types in a single frame, the system always prompts 'Structural typing is not ...'

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[Smart Watch] [API 12] After defining data types in a single frame, the system always prompts 'Structural typing is not ...'

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1 min read

[Smart Watch] [API 6] How Do I Access the Application Settings Page for a Dual-Framework Smart Watch to Adjust Permissions ...

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[Smart Watch] [API 6] How Do I Access the Application Settings Page for a Dual-Framework Smart Watch to Adjust Permissions ...

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1 min read

[Smart Watch] [API 6] How do I use JS to set the right swipe to exit on my wearable device?

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[Smart Watch] [API 6] How do I use JS to set the right swipe to exit on my wearable device?

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2 min read

[Smart Watch] [API 6] How does a smartwatch monitor incoming call status, ongoing calls, and call endings?

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[Smart Watch] [API 6] How does a smartwatch monitor incoming call status, ongoing calls, and call endings?

#huawei #harmony #harmonyos

1 min read

[Smart Watch] [API 6] How to resolve the issue of a white screen appearing when loading a webpage in a webview?

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[Smart Watch] [API 6] How to resolve the issue of a white screen appearing when loading a webpage in a webview?

#huawei #harmony #harmonyos

1 min read

[Smart Watch] [API 6] Smart Watch Background Keepalive Solution_Java

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[Smart Watch] [API 6] Smart Watch Background Keepalive Solution_Java

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4 min read

[Smart Watch] [API 6] Smartwatch Wi-Fi debugging

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[Smart Watch] [API 6] Smartwatch Wi-Fi debugging

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2 min read

[Smart Watch] [API 6] The app icon for the service center is not in the form of small eyelashes.

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[Smart Watch] [API 6] The app icon for the service center is not in the form of small eyelashes.

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2 min read

[Smart Watch] [API 6] The Failure [INSTALL_EXTRA_FAILED_UPDATE_INCOMPATIBLE] error occurs during running or debugging.

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[Smart Watch] [API 6] The Failure [INSTALL_EXTRA_FAILED_UPDATE_INCOMPATIBLE] error occurs during running or debugging.

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1 min read

[Smart Watch] [API 6] The Failure[ERROR_BUNDLE_PATH_OR_FILE] error occurs during running or debugging.

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[Smart Watch] [API 6] The Failure[ERROR_BUNDLE_PATH_OR_FILE] error occurs during running or debugging.

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2 min read

[Smart Watch] [API 6] The input component of the JS is bound to a variable. After content is entered, the obtained...

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[Smart Watch] [API 6] The input component of the JS is bound to a variable. After content is entered, the obtained...

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1 min read

[Smart Watch] [API 6] The smartwatch navigates to the settings interface?

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[Smart Watch] [API 6] The smartwatch navigates to the settings interface?

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1 min read

[Smart Watch] [API 6] The Watch 3 Pro New cannot install apps from unknown sources, which hinders development and ...

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[Smart Watch] [API 6] The Watch 3 Pro New cannot install apps from unknown sources, which hinders development and ...

#huawei #harmony #harmonyos

1 min read

[Smart Watch] [API 6] When installing a watch app, it prompts with 'code:9568257 error: fail to verify pkcs7 file.'

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[Smart Watch] [API 6] When installing a watch app, it prompts with 'code:9568257 error: fail to verify pkcs7 file.'

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1 min read

[Smart Watch][API 6]When uploading an app package to the app market, a verification prompt indicates inconsistent permissions...

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[Smart Watch][API 6]When uploading an app package to the app market, a verification prompt indicates inconsistent permissions...

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1 min read

[Smart Watch] [API 6] When Using forEach in javaScript, It Keeps Prompting That e.forEach Is Not a Function.

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[Smart Watch] [API 6] When Using forEach in javaScript, It Keeps Prompting That e.forEach Is Not a Function.

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1 min read

[Smart Watch] [Open Test] How can users resubscribe to open test invitations after unsubscribing from the emails?

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[Smart Watch] [Open Test] How can users resubscribe to open test invitations after unsubscribing from the emails?

#huawei #harmony #harmonyos

1 min read

[Smart Watch] [Open Test] Why cannot I receive test invitations from other apps of the same developer after I unsubscribe...

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[Smart Watch] [Open Test] Why cannot I receive test invitations from other apps of the same developer after I unsubscribe...

#huawei #harmony #harmonyos

1 min read

[Smart Watch] [Open Test] Why can't I find my app on Huawei AppGallery after a user accepts an invitation email?

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[Smart Watch] [Open Test] Why can't I find my app on Huawei AppGallery after a user accepts an invitation email?

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1 min read

[Smart Watch] [Stage] Single shelf compilation error: hvigor ERROR: Unexpected string in JSON at position 1877

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[Smart Watch] [Stage] Single shelf compilation error: hvigor ERROR: Unexpected string in JSON at position 1877

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1 min read

[Smart Watch] Single-frame Smart Watch Adapts Rotating Crown

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[Smart Watch] Single-frame Smart Watch Adapts Rotating Crown

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2 min read

[Sports Watch] [API 6] Error occurs when calling Context.requestPermissionsFromUser to obtain heart rate permissions.

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[Sports Watch] [API 6] Error occurs when calling Context.requestPermissionsFromUser to obtain heart rate permissions.

#huawei #harmony #harmonyos

1 min read

[Sports Watch] [API 6] Error when installing an app on GT4: The file is too large.

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[Sports Watch] [API 6] Error when installing an app on GT4: The file is too large.

#huawei #harmony #harmonyos

1 min read

[Sports Watch] [API 6] How to achieve a gradient effect animation on a sports watch

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[Sports Watch] [API 6] How to achieve a gradient effect animation on a sports watch

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1 min read

[Sports Watch] [API 6] How to implement frame-by-frame animation on a sports watch that can start and stop at any time?

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[Sports Watch] [API 6] How to implement frame-by-frame animation on a sports watch that can start and stop at any time?

#huawei #harmony #harmonyos

1 min read

[Sports Watch] [API 6] How to retrieve the values of direction and item simultaneously for the onswipe event of list-item ...

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[Sports Watch] [API 6] How to retrieve the values of direction and item simultaneously for the onswipe event of list-item ...

#huawei #harmony #harmonyos

1 min read

[Sports Watch] [API 6] How to set a sports watch to keep the screen on continuously?

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[Sports Watch] [API 6] How to set a sports watch to keep the screen on continuously?

#huawei #harmony #harmonyos

1 min read

[Sports Watch] [API 6] Methods for Exporting Logs from Sports Watches

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[Sports Watch] [API 6] Methods for Exporting Logs from Sports Watches

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1 min read

[Sports Watch] [API 6] Sports Watch Installation Reports Error 34_ Internal Error

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[Sports Watch] [API 6] Sports Watch Installation Reports Error 34_ Internal Error

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1 min read

[Sports Watch] [API 6] Use the storage.get Method to Retrieve Saved Data, But the Retrieval Fails

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[Sports Watch] [API 6] Use the storage.get Method to Retrieve Saved Data, But the Retrieval Fails

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1 min read

[Sports Watch] Why Can't the Mobile App Debug Assistant Connect to the Watch?

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[Sports Watch] Why Can't the Mobile App Debug Assistant Connect to the Watch?

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1 min read

[Sports Watch][API 6] How to add the loading animation effect to the motion table?

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[Sports Watch][API 6] How to add the loading animation effect to the motion table?

#huawei #harmony #harmonyos

1 min read

[Sports Watch][API 6] How to add toast pop-up dialog box to the exercise table?

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[Sports Watch][API 6] How to add toast pop-up dialog box to the exercise table?

#huawei #harmony #harmonyos

1 min read

About the issue of keyboard crash when popping up

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About the issue of keyboard crash when popping up

#huawei #harmony #harmonyos

1 min read

Add custom image markers to the map component with digital subscripts

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Add custom image markers to the map component with digital subscripts

#huawei #harmony #harmonyos

2 min read

Add sliding gesture listener to Swiper

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Add sliding gesture listener to Swiper

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3 min read

AGC platform atomic service submission report parameter error

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AGC platform atomic service submission report parameter error

#huawei #harmony #harmonyos

2 min read

App Crashes After Database Upgrade (Schema Changes)

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App Crashes After Database Upgrade (Schema Changes)

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5 min read

🚀 ArkTS Navigation: How to Build Modern Page Transitions in HarmonyOS

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🚀 ArkTS Navigation: How to Build Modern Page Transitions in HarmonyOS

#huawei #harmony #harmonyos

2 min read

🌞 Build a Smart Brightness Controller with HarmonyOS and Ambient Light Sensor (SmartLux)

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🌞 Build a Smart Brightness Controller with HarmonyOS and Ambient Light Sensor (SmartLux)

#huawei #harmony #harmonyos

2 min read

Building Smarter Wearable App with WeatherKit and CalendarKit Integration

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Building Smarter Wearable App with WeatherKit and CalendarKit Integration

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4 min read

Building Space Shooter with ArkTS-1

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Building Space Shooter with ArkTS-1

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4 min read

Building Space Shooter with ArkTS-2

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Building Space Shooter with ArkTS-2

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4 min read

Building Space Shooter with ArkTS-3

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Building Space Shooter with ArkTS-3

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3 min read

Can I Cancel the Release of an App That Has Been Released at a Specified Time?

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Can I Cancel the Release of an App That Has Been Released at a Specified Time?

#huawei #harmony #harmonyos

1 min read

Can I check the Huawei account logged in by mobile phone through SN number?

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Can I check the Huawei account logged in by mobile phone through SN number?

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1 min read

Can the swiper indicator be set to have a scrollable layout outside

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Can the swiper indicator be set to have a scrollable layout outside

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2 min read

Choose an item from the random and navigate to another page

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Choose an item from the random and navigate to another page

#huawei #harmony #harmonyos

2 min read

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