[Bug] Error while downloading model

@bmehta001 is already working on this.

Since Aug 19, 2026.

### Describe the issue

Facing following error in selected networks while downloading models.

```
PS C:\Users\arajawat> foundry run phi-3.5-mini
■ Downloading model (phi-3.5-mini-instruct-qnn-npu:3, 2.0 GB)

phi-3.5-mini-instruct-qnn-npu:3 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 0% 0.0/2.0 GB ?/s --:--:-- ⠏

● error: IPC error 'op_handler_failed': Error downloading model phi-3.5-mini-instruct-qnn-npu:3: Error:
Microsoft.Neutron.Downloader.RegionFallbackException: Registry request failed across 8 region(s):
centralindia(timeout), southindia(timeout), jioindiawest(timeout), southeastasia(timeout), uaenorth(timeout),
westeurope(timeout), eastus(timeout), westus2(timeout).
---> System.Threading.Tasks.TaskCanceledException: A task was canceled.
---> System.Threading.Tasks.TaskCanceledException: A task was canceled.
at System.Threading.Tasks.TaskCompletionSourceWithCancellation`1.d__1.MoveNext() +
0x100
--- End of stack trace from previous location ---
at System.Net.Http.HttpConnectionPool.d__50.MoveNext() + 0x928
--- End of stack trace from previous location ---
at System.Net.Http.RedirectHandler.d__4.MoveNext() + 0x1d4
--- End of stack trace from previous location ---
at System.Net.Http.HttpClient.<g__Core|83_0>d.MoveNext() + 0xa0
--- End of inner exception stack trace ---
at System.Net.Http.HttpClient.HandleFailure(Exception, Boolean, HttpResponseMessage, CancellationTokenSource,
CancellationToken, CancellationTokenSource) + 0x380
at System.Net.Http.HttpClient.<g__Core|83_0>d.MoveNext() + 0x3a8
--- End of stack trace from previous location ---
at Microsoft.Neutron.Downloader.AzureExtensions.d__47.MoveNext() + 0xbc
--- End of stack trace from previous location ---
at
Microsoft.Neutron.Downloader.AzureExtensions.<>c__DisplayClass46_0.<g__Attempt|0>d.MoveNext() +
0x21c
--- End of stack trace from previous location ---
at Microsoft.Neutron.Downloader.RegionFallback.d__22`1.MoveNext() + 0x390
--- End of inner exception stack trace ---
at Microsoft.Neutron.Downloader.RegionFallback.d__22`1.MoveNext() + 0x8ec
--- End of stack trace from previous location ---
at Microsoft.Neutron.Downloader.AzureExtensions.d__46.MoveNext() + 0x64
--- End of stack trace from previous location ---
at
Microsoft.Neutron.Downloader.AzureExtensions.<>c__DisplayClass39_0.<b__0>d.MoveNext() +
0x80
--- End of stack trace from previous location ---
at Microsoft.Neutron.Downloader.AzureExtensions.d__41.MoveNext() + 0x398
--- End of stack trace from previous location ---
at Microsoft.Neutron.Downloader.AzureExtensions.d__41.MoveNext() + 0x1490
--- End of stack trace from previous location ---
at Microsoft.Neutron.OpenAI.Provider.AzureFoundryLocalDownloadClientProvider.d__4.MoveNext()
+ 0x70
--- End of stack trace from previous location ---
at Microsoft.AI.Foundry.Local.AzureModelCatalog.d__20.MoveNext() + 0x248
--- End of stack trace from previous location ---
at
Microsoft.AI.Foundry.Local.NativeInterop.<>c__DisplayClass13_0.<b__0>d.MoveNext()
+ 0x88
--- End of stack trace from previous location ---
at Microsoft.AI.Foundry.Local.NativeInterop.d__9.MoveNext() + 0xac
Hint: Try 'foundry server stop' then 'foundry server start'.

```

### To reproduce

Happened only on some selective network, however I am able to browse internet and do any other thing normally on same network.

### Urgency

_No response_

### Platform and architecture

Windows X64

### OS Version

Windows 11

### Installation type

Released package/binary

### Foundry Local version

cli

### API or surface area

CLI

### Hardware acceleration/backend

Other / Unknown

### Backend/runtime version

_No response_