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It’s the time for hustling. The Windows Insider Chief, Dona Sarkar, in a blog post announces the availability of Windows 10 Insider Preview build 14905 for both PC and Mobile users running in fast ring. If you are one of them, check for updates.


This post will note down all the things that you want to know about this new build. Do note that, it’s the first insider build for mobile after the Anniversary Update released.


Windows 10 Insider Preview Build 14905 for PC and Mobile (


What’s new in mobile build 14905?

This build focuses on newly refined sound set and to put a new bar for mobile sound quality. This will help to align with new sound design direction of the Windows platform as a whole. Navigate to Settings –> Personalization -> Sounds to see the updated list of available sounds.


Improvements & Fixes in PC build 14905

Here’s the list of improvements and fixes that you are going to find in this fast ring Windows Insiders update for PC build 14905:

    • Microsoft fixed an issue causing a large blank space to appear between the address bar and web content when opening a new tab in Microsoft Edge.
    • Microsoft team has updated Narrator Scan mode for table navigation to support the keyboard shortcut “Ctrl + Alt + Home” to go to the beginning of the table. The other shortcut “Ctrl + Alt + End” will go to the end of the table.
    • Microsoft Edge will now support the “Ctrl + O” keyboard shortcut for setting focus to the address bar.
    • They have fixed an issue resulting in Sketchpad and Screen Sketch crashing after trying to change the ink color twice in a row when the ruler was visible.

Improvements & Fixes in Mobile build 14905

Though it is the first mobile insider build after the anniversary update, but it has a no. of improvements and fixes. Here is the list of the same:

    • Missed call notifications are now more actionable, with inline options to call back, text or remind yourself to do something about it later.
    • Fixed an issue where videos played in Windows Phone 8 apps might not pause when an incoming call was received.
    • They fixed an issue where, if “Show my caller ID” is set to “My contacts”, the contact being called might still see a blocked caller ID.
    • They fixed an issue where the Lock screen might fail to update to the new time after a time zone change.
    • They also fixed an issue resulting in music not resuming after a call was finished, if Turn-by-Turn directions were being read out from the Maps app when the phone call came in.

Known Issues in PC and Mobile build 14905

As it is a build from the development branch to give the insider a quick dip to what has been changed and what’s coming up next, thus it has a no. of known issues already shared by Microsoft, which their team is currently working on.


Here is the list of known issues in PC build:

    • Support for kernel debugging over 1394 has been removed, but will be available in an upcoming kit release.
    • Adobe Acrobat Reader crashes when you try to launch it.
    • Cortana’s text to speech capabilities is not working in this build.
    • When clicking on the power button on the Start menu, it closes the Start menu without opening the flyout with restart/shutdown options appearing.
    • Apps such as Yahoo Mail, Trivia Crack, Google and the Skype Translator Preview app will crash in this build due to a compatibility issue from a recent platform change.
    • The Settings app may crash on certain editions of Windows 10 when navigating to different settings pages due to a missing .dll file.

Here is the list of known issues in Mobile build:

    • If you move apps between a SD card and internal storage, those apps will get stuck in a pending state.
    • Cortana’s text to speech capabilities is not working in this build.


So, are you going to install this new build? Please install it in a test device and report the issues along with your valuable suggestions to Microsoft via the feedback hub. Let’s build a better Windows eco system.



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