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Windows 11 25H2 (Build 26200.9445) does not show the local PC in File Explorer Network

Hello, Windows version: Windows 11 Pro 25H2 OS Build: 26200.9445 Computer name: Lucas I am experiencing a Network Discovery problem on Windows 11 that seems to be related specifically to the local computer not being listed in File Explorer >…

Windows for home | Windows 11 | Internet and connectivity
asked 2026-09-11T14:58:00.6233333+00:00
Lucas de Freitas Duarte 0 Reputation points
answered 2026-09-11T15:42:34.44+00:00
Ivan B 123.5K Reputation points Independent Advisor
1 answer

0xc1900201 25 h2

0xc1900201 cant update windows OS update 25 H2 0xc1900201 cant update windows OS update 25 H2 0xc1900201 cant update windows OS update 25 H2

Windows for home | Windows 11 | Install and upgrade
asked 2025-10-22T10:49:36.08+00:00
SHRAVAN KUMAR 0 Reputation points
commented 2026-09-11T15:41:56.0333333+00:00
quoc nguye 0 Reputation points
2 answers One of the answers was accepted by the question author.

Primary alias change appeared to fail, but Microsoft processed it and triggered the weekly limit

I recently tried to change the primary alias on my personal Microsoft account. I already had my new Gmail address added as an alias. I clicked “Make primary” next to the new Gmail address, but the website appeared not to do anything. The old Gmail…

Outlook | Web | Outlook.com | Account management, security, and privacy
asked 2026-09-04T15:24:54.0433333+00:00
Kingtallzilla 40 Reputation points
accepted 2026-09-11T15:40:11.36+00:00
Kingtallzilla 40 Reputation points
2 answers

Wi‑Fi option disappeared from Windows and settings only shows Ethernet

My Wi‑Fi option suddenly disappeared from the taskbar and from settings. Under network & internet, i can only see ethernet there is no wi‑fi toggle to turn on or off. I restarted the computer, but the wi‑fi option is still missing. I am using…

Windows for home | Windows 11 | Internet and connectivity
asked 2026-09-11T06:48:13.8433333+00:00
Sourav Sahu 0 Reputation points
commented 2026-09-11T15:39:56.68+00:00
DaveM121 931.8K Reputation points Independent Advisor
2 answers

Recommendation for Outlook

Hello, Outlook team I’d like to suggest adjusting the placement of the flag icon in the inbox. Right now, the flag button is very close to the delete button, and it’s easy to accidentally delete messages when trying to flag them. Moving the flag icon…

Outlook | Windows | Classic Outlook for Windows | For business
asked 2026-09-11T15:13:25.86+00:00
Ashley Osterday 0 Reputation points
answered 2026-09-11T15:39:25.7066667+00:00
Jay1 Tran 695 Reputation points Independent Advisor
2 answers

Calendar reminders not working on some events

I have noticed that some calendar reminders are not working on events. I have confirmed notifications are on, I have confirmed the reminder is set. I have even changed the time on calendar events that I am no longer receiving a reminder for. Some work,…

Outlook | Windows | New Outlook for Windows | For business
asked 2026-09-11T14:58:20.68+00:00
Stephanie Rickards 0 Reputation points
commented 2026-09-11T15:38:26.1066667+00:00
Aetherin 1,725 Reputation points Independent Advisor
3 answers

Problem with policy issue on Server 2016 Essentials

Ok, I have two separate domains that were setup the same way, they prevously had Server SBS installed, and at some point migrated to Server 2016 Essentials. Fast forward a couple of years and I took over the networks and when trying to enable remote…

Windows for business | Windows Server | Networking | Other
asked 2026-02-17T20:32:28.99+00:00
Jeff Perkins 0 Reputation points
answered 2026-09-11T15:33:38.4933333+00:00
Jeff Perkins 0 Reputation points
1 answer One of the answers was accepted by the question author.

How to change cards in a Loop calendar (e.g. add and remove questions)?

For my content calender I use the Component item from Loop in Teams. I can place cards on a date but I want to change the card details (e.g. questions). Is that possible and if so, how?

Microsoft 365 and Office | Loop | For business
Microsoft 365 and Office | Loop | For business

A collaborative workspace app in Microsoft 365 designed to help teams co-create, stay organized, and work together in real time across apps and devices.

460 questions
asked 2026-09-11T13:53:24.9666667+00:00
Bernard van Leeuwen 20 Reputation points
commented 2026-09-11T15:33:30.0866667+00:00
Aetherin 1,725 Reputation points Independent Advisor
2 answers

Component 'COMCT332.OCX' or one of its dependencies not correctly registered: a file is missing or invalid.

I'm trying to open legacy software for Samsung IT Tool to be able to program the voicemail SVMi-4. I keep getting this error 339-Component 'COMCT332.OCX' or one of its dependencies not correctly registered: a file is missing or invalid. I'm using a…

Windows for business | Windows 365 Business
asked 2026-09-11T14:58:11.6766667+00:00
Vickie Armbruster 0 Reputation points
answered 2026-09-11T15:33:01.4+00:00
_AW_ 69,211 Reputation points Volunteer Moderator
2 answers

PL-300 exam

My PL-300 exam has Ended incompletly I also cannot access the support ticket portal at aka.ms/credentialssupport — it redirects to Engage Center with "No Access." I have a written incident report ready to submit. Who should I contact to…

Community Center | Not monitored
asked 2026-06-07T20:24:35.7366667+00:00
Charan Rao Thoodi 0 Reputation points
edited the question 2026-09-11T15:32:46.1933333+00:00
Charan Rao Thoodi 0 Reputation points
2 answers

How to reestablish WAP Proxy Trust ?

Hello Support team, External authentication is failing across the WAP farm, and Event ID 422 indicates that the trust between WAP and the internal AD FS farm has become invalid. This usually happens after certificate rotation or when the proxy…

Windows for business | Windows 365 Business
asked 2026-09-11T14:29:37.13+00:00
Horak David 0 Reputation points
answered 2026-09-11T15:29:16.7233333+00:00
Jason Nguyen Tran 25,690 Reputation points Independent Advisor
1 answer

Request for registry tweak to adjust SMB CA lock limits

I would like the registry instructions that can adjust the SMB Continuous Availability lock limits, preventing high-density database workloads on SoFS shares from failing with File Lock Exceeded errors.

Windows for business | Windows 365 Enterprise
asked 2026-09-11T14:53:54.89+00:00
Oluver Koskinen 0 Reputation points
answered 2026-09-11T15:29:01.27+00:00
VPHAN 43,565 Reputation points Independent Advisor
1 answer One of the answers was accepted by the question author.

AB-100 Certificate not issued

I have given and passed the exam for "Exam AB-100: Agentic AI Business Solutions Architect" on 20th Aug 2026 , however this is still not reflecting under my certification section. Please check and update.

Community Center | Not monitored
asked 2026-09-02T15:44:19.77+00:00
Surya Darshan Kandari 20 Reputation points
accepted 2026-09-11T15:28:09.0466667+00:00
Surya Darshan Kandari 20 Reputation points
1 answer

"I accidentally uninstalled the DTS audio software that came pre-activated with my Asus TUF A15 laptop. Because it is a hardware-bound OEM license, the Microsoft Store is now asking me to purchase it instead of letting me re-download my pre-activated vers

"Hello,I am reaching out regarding a license issue on my Asus TUF A15 laptop. My device natively includes a factory-pre-activated license for the DTS audio software (DTS:X Ultra / DTS Sound Unbound) tied to the hardware.Unfortunately, I accidentally…

Windows for home | Windows 11 | Licensing and activation
asked 2026-09-11T14:51:01.3633333+00:00
ankit matlane 0 Reputation points
answered 2026-09-11T15:26:33.5933333+00:00
DaveM121 931.8K Reputation points Independent Advisor
1 answer

Licenses in my Visual studio didn't renew

I am an old MCT, I noticed Microsoft licenses in my visual Studio didn't renew after i renewed my MCT, I see other MCT's with about 15 Licenses for Office Pro 2021 which isn't the case for me. Can it be looked at ?

Developer technologies | Visual Studio | Other
Developer technologies | Visual Studio | Other

A family of Microsoft suites of integrated development tools for building applications for Windows, the web, mobile devices and many other platforms. Miscellaneous topics that do not fit into specific categories.

5,837 questions
asked 2026-09-11T15:26:12.86+00:00
answered 2026-09-11T15:26:32.63+00:00

AI answer

2 answers

Help with random crashes on Windows 11 (netadaptercx)

I built a brand new PC a few weeks ago, and I have been experiencing random crashes. Everything would be just fine, every time I run a diagnosis of some sort, and stress test the system, everything works good. It is random sometimes i could go many hours…

Windows for home | Windows 11 | Performance and system failures
asked 2026-09-11T13:20:24.2366667+00:00
Cruba 0 Reputation points
commented 2026-09-11T15:20:10.76+00:00
Ivan B 123.5K Reputation points Independent Advisor
1 answer

Microsoft Office Specialist: Excel Expert (Office 2019) CERTIFIED

Good afternoon, I took the Microsoft Office Specialist: Excel Expert (Office 2019) exam, but I haven't received the certificate and can't find it. Could you please help me?

Community Center | Not monitored
asked 2026-09-11T15:11:32.3133333+00:00
edited the question 2026-09-11T15:15:36.2033333+00:00
Clover-L 25 Reputation points Microsoft External Staff Moderator
1 answer

NDES Authentication Failure (HTTP 401.2) - Assistance Required for SPN Cleanup

Dear Microsoft Support Team, We are experiencing an authentication issue with our Network Device Enrollment Service (NDES) following a recent migration to a dedicated service account. The system displays the following error during authentication…

Windows for business | Windows 365 Enterprise
asked 2026-09-11T14:41:15.8066667+00:00
Lea Huber 5 Reputation points
answered 2026-09-11T15:13:32.11+00:00
Harry Phan 31,700 Reputation points Independent Advisor
1 answer One of the answers was accepted by the question author.

Teams call still rings even in vibrate or silent mode

I’m experiencing the exact same problem described here years ago: Link It is ridiculous that a core notification bug like an Android phone ringing unexpectedly during Teams calls has been known for years and still hasn't been fixed. Is this even on the…

Microsoft Teams | Microsoft Teams for business | Settings | Configure notifications
asked 2026-09-11T14:15:51.6166667+00:00
Wyrus Khoo 20 Reputation points
accepted 2026-09-11T15:11:48.9+00:00
Wyrus Khoo 20 Reputation points
2 answers

re-loading office 2013

Hello, I had to re-load office 2013 on a computer at work. please provide an Confirmation id for Installation iD [Moderator note: personal identifiable Information removed] thanks [Moderator note: personal identifiable Information removed]

Microsoft 365 and Office | Install, redeem, activate | For business | Windows
asked 2026-09-10T13:05:59.2866667+00:00
jeff obarski 0 Reputation points
commented 2026-09-11T15:06:28.61+00:00
Roebe Ta 1,110 Reputation points Independent Advisor