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  1. James_Watson

    Redeem Codes for a paid & minimal app on Play Store

    Redeem Codes available on reddit - https://www.reddit.com/r/androidapps/comments/10vrf7h/dev_hey_i_made_several_promo_codes_for_an_utility/ * The redeem codes are valid untill 02/21 11:00pm GMT.
  2. James_Watson

    Failed to take any photos. Error msg: Insert an SD card. What's wrong at all?

    Hi, I created an AVD on API Level 28(Android 9.0). But when I tried to take a photo, the stock Camera app said "Insert an SD card before using the camera". So, I failed to take any photos at all. But in fact, in the AVD settings, there is a Studio-managed SD card for this AVD. What's...
  3. James_Watson

    failed to get cursor when querying URI table for a PDF file in the Downloads folder of an Android 11

    On a Android 11 device, through SAF(Storage Access Framework) system file picker, my app picks a PDF file which locates in the public folder Downloads. In order to get its full path, I try to query the uri table through context.getContentResolver().query(). But now, the cursor returned is not...
  4. James_Watson

    Help Which dpi edition of an apk should I select?

    Hi, I need to download some apk from apkmirror website for my phone. The question is what dpi edition of that apk I should select for my mobile phone. Is the edition with 'nodpi'? Or a proper edition strictly according to the dpi value of my mobile phone? Thank you in advance.
  5. James_Watson

    Help Can't users in Mauritania download paid or free apps available on the Google Play Store?

    A friend in Mauritania told me that he could find and view details of my paid app on Google Play while he failed to download the app at all. He kept on getting "This item isn't available in your countrty" error. Then, I opened the Google Play Console, selected my paid app, and then went to...
  6. James_Watson

    Is the apk which is available on apkpure safe and reliable?

    For example, on the detailed page of apkpure website for 'Google Chrome browser', I noticed that the field value of 'uploaded by' is someone else other than 'Google LLC'. So, I wonder whether this apk is safe and reliable enough to download and install on Android devices. Have apkpure finished...
  7. James_Watson

    Will the WiFi connection of an AVD actually work?

    On my Windows PC, I created an AVD( Android Virtual Device ) tablet in AVD Manager. My Windows 10 has both LAN connection and WLAN connection. Now I wonder whether the AVD can browse internet web through its WiFi connection. If yes, how to enable this feature? Thank you. Have a good weekend. :D
  8. James_Watson

    Facebook supplies the APK for Facebook on its official website.

    As we know, Facebook supplies the APK for Facebook on its official website. But it does not supply the APK for Facebook Messenger. Do you know why there is a different policy for its Android apps? :rob:
  9. James_Watson

    Is Amazon Drive app the same as Amazon Photos app?

    Hi, When I browse the Amazon Drive web and then click the link "Get the Apps", it will navigate to the web page about Amazon Photos app downloading. Check the screenshots as below. So now, I wonder if Amazon Drive app is the same as Amazon Photos app. Thank you for your information in...
  10. James_Watson

    Amazon Appstore app on Android 9 Pie: fail to sign in with error message "Something went wrong"

    Hi, I got the apk for Amazon Appstore app from the Amazon offcial web - https://www.amazon.com/androidapp The version is Release 31.3.1.0.204140.0_800849610. However I could not log into the appstore app, it said "something went wrong." So I can't use the app either. What might this mean...
  11. James_Watson

    Help How to opt out the Designed for Families program of Google Play?

    Hi, I have a free app available on Google Play. I got an email from Google Play after I submitted the 'Target audience and content' for this app on 'App content' page of Play Console today. It said that my app does not meet their eligibility criteria for the Designed for Families program. As...
  12. James_Watson

    My HAXM driver doesn't work. Is it possible to create an AVD without HAMX based on Intel atom CPU?

    Hi, My Android Studio is the latest version V3.5. I can create AVDs in my AVD Manager. But I couldn't successfully install the HAXM driver on my Windows 7 64-bit at all. I have enabled the VT-x in BIOS settings. I failed with the error message: "failed to configure driver unknown error. failed...
  13. James_Watson

    Amazon Drive app or Amazon Photo app?

    Hi, I am getting confused by the names. It seems that sometimes the Amazon cloud storage is named as Amazon Drive while the other time it is named as Amazon Photo. Are they just the same thing? :rob: Thank you in advance.
  14. James_Watson

    What's the difference between 'armeabi' and 'armeabi-v7a'?

    As far as I know, in source code directory of an Android Studio project, the sub-folder 'armeabi-v7a' of jniLibs is for 32-bit .so library files while 'armeabi-v8a' is for 64-bit ones. But sometimes we will find the sub-folder named with 'armeabi' other than 'armeabi-v7a'. Is armeabi the same...
  15. James_Watson

    how to view the package name and version code

    Hi, How to view the package name and version code of some app installed on my device? Here I mean version code other than version string such as 2.19.64. And the app maybe was installed from Google Play, so I can not get the package installer (apk file). Thank you in advance.
  16. James_Watson

    Question about the security feature FRP, Factory Reset Protection

    As we know, Android has a security feature FRP, Factory Reset Protection. Once FRP is activated, it prevents use of a device after a factory data reset, until we log in using a Google username and password previously set up on the device. But now, if the internet connection, both mobile data...
  17. James_Watson

    How to get the IP address list for some Android app to request to access?

    Hi, Is it possible to get the addresses list for some Android app to request to access during a period of time when it runs on my mobile? Thanks in advance.
  18. James_Watson

    What's the difference between these 2 Signature Version options?

    Hi, I have an Android project in Android Studio 3.2.1. When I try to generate a signed APK for this project, I have 2 check boxes about Signature Versions. Check the screenshot as below, please. Now I wonder what the difference between these two options and whether I should check all or...
  19. James_Watson

    Why the APK generated by Eclipse is smaller than the one by Android Studio?

    Hi, I have a very simple Android project in Eclipse. I generated an APK of this project. Its size is only 180 KB. But after I imported this Android project into Android Studio 3.2.1, I found that the APK generated by Android Studio is almost 500 KB. I wonder that why the APK by Android Studio...
  20. James_Watson

    Which file is the Android App Bundle generated?

    Hi, I opened my project in Android Studio 3.2.1, selected menu item 'Build - Generate Signed Bundle', selected radio button 'Android App Bundle', entered my key store password, and then clicked 'finish'. It showed 'App bundle(s) generated successfully'. Is the file app.aab which locates in...
  21. James_Watson

    some issues about the available system images in SDK Manager

    Hi, I am confused about the available system images in SDK Manager. Refer to the screenshot as below, please. 1. What's the difference between Google Play System Image and Google APIs System Image? 2. What's the difference between Google Play System Image and a general image such as Intel...
  22. James_Watson

    What does the targetSdkVersion in build.grade mean ?

    What does the targetSdkVersion in build.grade mean on earth? In Android Studio and build.grade, there are some setting such as minSdkVersion, compileSdkVersion and buildToolsVersion. What do these settings mean? And what's the difference among them? Thanks in advance.
  23. James_Watson

    How to set a numbers blacklist for outgoing calls?

    Is it possible for us to set a numbers blacklist for outgoing calls? We need to stop some phone numbers from outgoing by mistake. Thank you in advance.
  24. James_Watson

    Does the app Email really require so many critical permissions of my mobile device?

    Hi, Just after I added an Exchange Mailbox account on my mobile phone, I got a 'Security update required' notification. Refer to the screenshot, please. My current system software is V8.0. I just wonder whether the app Email really requires so many critical permissions of my mobile device...
  25. James_Watson

    What's the max value of integer in Android?

    Hi, What's the max value of integer in Android? In Android programming, is the integer 32 bits? What does it range? Thank you.
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