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prefer Playwright chromium over sys Chrome by default

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Laith Weinberger
2026-04-12 11:41:50 -04:00
parent 700833d2c0
commit 03e2bc4da8
1 changed files with 11 additions and 11 deletions
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22
browser_use/browser/watchdogs/local_browser_watchdog.py
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@@ -126,7 +126,7 @@ class LocalBrowserWatchdog(BaseWatchdog):
self.logger.debug(f'[LocalBrowserWatchdog] 📦 Using custom local browser executable_path= {browser_path}')
else:
# self.logger.debug('[LocalBrowserWatchdog] 🔍 Looking for local browser binary path...')
# Try fallback paths first (system browsers preferred)
# Try fallback paths first (Playwright's Chromium preferred by default)
browser_path = self._find_installed_browser_path(channel=profile.channel)
if not browser_path:
self.logger.error(
@@ -224,9 +224,9 @@ class LocalBrowserWatchdog(BaseWatchdog):
Falls back to all known browser paths if the channel-specific search fails.
Prioritizes:
1. Channel-specific paths (if channel is set)
2. System Chrome stable
3. Playwright chromium
1. Channel-specific paths (if channel is set to a non-default value)
2. Playwright bundled Chromium (when no channel or default channel specified)
3. System Chrome stable
4. Other system native browsers (Chromium -> Chrome Canary/Dev -> Brave -> Edge)
5. Playwright headless-shell fallback
@@ -313,14 +313,14 @@ class LocalBrowserWatchdog(BaseWatchdog):
BrowserChannel.MSEDGE_CANARY: 'msedge',
}
# If a non-default channel is specified, put matching patterns first, then the rest as fallback
# Prioritize the target browser group, then fall back to the rest.
if channel and channel != BROWSERUSE_DEFAULT_CHANNEL and channel in _channel_to_group:
target_group = _channel_to_group[channel]
prioritized = [p for g, p in all_patterns if g == target_group]
rest = [p for g, p in all_patterns if g != target_group]
patterns = prioritized + rest
else:
patterns = [p for _, p in all_patterns]
target_group = _channel_to_group[BROWSERUSE_DEFAULT_CHANNEL]
prioritized = [p for g, p in all_patterns if g == target_group]
rest = [p for g, p in all_patterns if g != target_group]
patterns = prioritized + rest
for pattern in patterns:
# Expand user home directory
@@ -362,7 +362,7 @@ class LocalBrowserWatchdog(BaseWatchdog):
import platform
# Build command - only use --with-deps on Linux (it fails on Windows/macOS)
cmd = ['uvx', 'playwright', 'install', 'chrome']
cmd = ['uvx', 'playwright', 'install', 'chromium']
if platform.system() == 'Linux':
cmd.append('--with-deps')
@@ -380,7 +380,7 @@ class LocalBrowserWatchdog(BaseWatchdog):
if browser_path:
return browser_path
self.logger.error(f'[LocalBrowserWatchdog] ❌ Playwright local browser installation error: \n{stdout}\n{stderr}')
raise RuntimeError('No local browser path found after: uvx playwright install chrome')
raise RuntimeError('No local browser path found after: uvx playwright install chromium')
except TimeoutError:
# Kill the subprocess if it times out
process.kill()