diff --git a/lib/windows/AutoOS.ClaudeAutostart.psm1 b/lib/windows/AutoOS.ClaudeAutostart.psm1
index 98c4a9f..2e20b02 100644
--- a/lib/windows/AutoOS.ClaudeAutostart.psm1
+++ b/lib/windows/AutoOS.ClaudeAutostart.psm1
@@ -43,7 +43,7 @@ function Get-AutoOSClaudeDefaults {
                 foreach ($p in $block.PSObject.Properties) { $table[$p.Name] = $p.Value }
                 if ($table.Count -gt 0) { return $table }
             }
-        } catch { }
+        } catch { $_ | Out-Null }
     }
     @{
         enabled = $true; snapshot_interval_mins = 5; liveness_window_mins = 240
@@ -272,7 +272,7 @@ function Get-AutoOSClaudeState {
                     sessions        = @($doc.sessions)
                 }
             }
-        } catch { }
+        } catch { $_ | Out-Null }
     }
     [pscustomobject]@{ version = $script:StateVersion; captured_at = 0; captured_at_iso = $null; sessions = @() }
 }
diff --git a/lib/windows/AutoOS.Detect.psm1 b/lib/windows/AutoOS.Detect.psm1
index b1934ec..871dda5 100644
--- a/lib/windows/AutoOS.Detect.psm1
+++ b/lib/windows/AutoOS.Detect.psm1
@@ -122,7 +122,7 @@ function Get-AutoOSWingetPackageProcess {
         $process = [Diagnostics.Process]::Start($psi)
         # Close stdin so a prompt that slipped past --disable-interactivity reads
         # EOF and gives up, instead of sitting there until the timeout.
-        try { $process.StandardInput.Close() } catch { }
+        try { $process.StandardInput.Close() } catch { $_ | Out-Null }
         $process
     } catch { $null }
 }
@@ -144,7 +144,7 @@ function Get-AutoOSWingetPackageResult {
             $Process.Kill()
         }
     } catch { $packages = @() }
-    finally { try { $Process.Dispose() } catch { } }
+    finally { try { $Process.Dispose() } catch { $_ | Out-Null } }
     $packages
 }
 
diff --git a/lib/windows/AutoOS.Serve.psm1 b/lib/windows/AutoOS.Serve.psm1
index f732bf6..1aa1345 100644
--- a/lib/windows/AutoOS.Serve.psm1
+++ b/lib/windows/AutoOS.Serve.psm1
@@ -266,7 +266,7 @@ function Get-AutoOSExampleBlock {
     try {
         $block = (Get-Content -LiteralPath $path -Raw -Encoding UTF8 | ConvertFrom-Json).$Name
         if ($block) { return $block }
-    } catch { }
+    } catch { $_ | Out-Null }
     @{}
 }
 
@@ -286,7 +286,7 @@ function Get-AutoOSDetectedAnswers {
         try {
             $value = (& git config --global $pair.Setting 2>$null | Select-Object -First 1)
             if ($value) { $answers[$pair.Key] = [string]$value }
-        } catch { }
+        } catch { $_ | Out-Null }
     }
     $answers
 }
diff --git a/tests/run-tests.ps1 b/tests/run-tests.ps1
index fab45f6..48b3b44 100644
--- a/tests/run-tests.ps1
+++ b/tests/run-tests.ps1
@@ -304,7 +304,7 @@ Test-Case 'a different product sharing a prefix is never matched' {
 
 Test-Case 'the shim directories package managers use are probed even when PATH is stale' {
     $dirs = @(Get-AutoOSShimDirectory)
-    foreach ($want in @('scoop\shims', 'chocolatey\bin', 'Microsoft\WinGet\Links')) {
+    foreach ($want in @('scoop\shims', 'chocolatey\bin', 'Microsoft\WinGet\Links', 'WinGet\Links')) {
         if (-not @($dirs | Where-Object { $_ -like "*$want*" })) {
             throw "no probe directory for $want in: $($dirs -join '; ')"
         }
diff --git a/tests/run-tests.sh b/tests/run-tests.sh
index 7e759a8..73335ce 100644
--- a/tests/run-tests.sh
+++ b/tests/run-tests.sh
@@ -1490,6 +1490,38 @@ if it "shellcheck is clean"; then
     fi
 fi
 
+# ─── Process ────────────────────────────────────────────────────────────────
+describe "process wrapper"
+
+if it "process.py run() rejects invalid timeout limits"; then
+    failures="$(python3 - <<'PY'
+import sys
+import os
+import io
+import contextlib
+sys.path.insert(0, './lib/linux')
+import process
+
+failures = []
+
+for bad in ["0", "86401", "not_a_number"]:
+    os.environ["AUTOOS_INSTALL_TIMEOUT_SECONDS"] = bad
+    stderr = io.StringIO()
+    with contextlib.redirect_stderr(stderr):
+        res = process.run(["echo", "test"])
+    if res != 2:
+        failures.append(f"Expected 2 for {bad}, got {res}")
+    err_out = stderr.getvalue()
+    if "between 1 and 86400" not in err_out:
+        failures.append(f"Expected error message for {bad}, got: {err_out}")
+
+if failures:
+    print("\n".join(failures))
+PY
+)"
+    if [[ -z "$failures" ]]; then pass; else fail "$failures"; fi
+fi
+
 # ─── Summary ────────────────────────────────────────────────────────────────
 printf '\n%s%s%s\n' "$DIM" "$(printf '─%.0s' $(seq 1 56))" "$RESET"
 printf '  %spassed %d%s   %sfailed %d%s   %sskipped %d%s\n' \