Microsoft Edge Sleeping Tabs Suspend a Live Dashboard
A monitoring tab stops updating after being idle despite an active connection. The aim is to find the first failing boundary, compare it with a…
Read solution →Network & Browser
Identify browser, TLS, DNS, proxy and network problems without bypassing important security protections.
Windows Laptop Gets IPv6 Address but Cannot Reach IPv6 Websites
IPv4 browsing works, but IPv6-only destinations time out despite a global IPv6 address. The aim is to find the first failing boundary, compare it with…
Read solution →Chrome WebGPU App Says Adapter Unavailable on a Supported GPU
A graphics web demo reports no WebGPU adapter while local GPU programs work. The aim is to find the first failing boundary, compare it with…
Read solution →Safari Website Push Notifications Are Enabled but Never Appear on Mac
A site shows notification permission allowed but no push appears while Safari is closed. The aim is to find the first failing boundary, compare it…
Read solution →Wi-Fi 6E SSID Is Invisible Only on One Android Phone
A 6 GHz wireless network appears on a laptop but not on one otherwise capable Android handset. The aim is to find the first failing…
Read solution →Firefox Privacy Extension Blocks a Login Redirect Only on One Website
A login button briefly opens a new tab then returns without signing in, while other websites work. The aim is to find the first failing…
Read solution →Firefox Picture-in-Picture Opens but Video Window Stays Black
The PiP overlay appears but video frames stay black while audio continues. The aim is to find the first failing boundary, compare it with a…
Read solution →Chrome Profiles Open with the Wrong Default Google Account
A work Chrome profile repeatedly opens websites signed into a personal Google Account. The aim is to find the first failing boundary, compare it with…
Read solution →Microsoft Edge Built-In PDF Viewer Freezes Only with Large Forms
Small PDFs open normally but large fillable documents stall in Edge. The aim is to find the first failing boundary, compare it with a working…
Read solution →Chrome Password Manager Never Offers to Save a Login for One Website
Chrome saves passwords on most websites but never prompts on a specific login page. The aim is to find the first failing boundary, compare it…
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