diff --git a/test_browser.py b/test_browser.py
new file mode 100644
index 0000000..18378da
--- /dev/null
+++ b/test_browser.py
@@ -0,0 +1,101 @@
+"""
+Тест создания браузера Camoufox с разными параметрами.
+Запуск: python test_browser.py
+"""
+
+import asyncio
+import time
+from camoufox.async_api import AsyncCamoufox
+from camoufox import DefaultAddons
+
+
+PROXY = None  # Вставь прокси если нужно: "http://127.0.0.1:PORT"
+
+async def try_browser(label: str, **kwargs) -> bool:
+    t = time.time()
+    try:
+        async with AsyncCamoufox(**kwargs) as browser:
+            page = await browser.new_page()
+            await page.goto("about:blank", timeout=10000)
+            await page.close()
+        elapsed = time.time() - t
+        print(f"  ✅ {label} ({elapsed:.1f}s)")
+        return True
+    except ValueError as e:
+        print(f"  ❌ {label} — fingerprint error: {e}")
+        return False
+    except Exception as e:
+        print(f"  ⚠️  {label} — {type(e).__name__}: {str(e)[:80]}")
+        return False
+
+
+async def main():
+    base = dict(headless=True, exclude_addons=[DefaultAddons.UBO])
+    proxy_kwargs = {"proxy": {"server": PROXY}} if PROXY else {}
+
+    print("\n=== Без прокси ===")
+    tests_no_proxy = [
+        ("geoip=False, locale=ru-RU",      dict(geoip=False, locale="ru-RU")),
+        ("geoip=False, locale=en-US",      dict(geoip=False, locale="en-US")),
+        ("geoip=True",                     dict(geoip=True)),
+        ("geoip=True, locale=ru-RU",       dict(geoip=True, locale="ru-RU")),
+        ("geoip=True, locale=en-US",       dict(geoip=True, locale="en-US")),
+        ("geoip=True, os=windows",         dict(geoip=True, os="windows")),
+    ]
+    for label, kwargs in tests_no_proxy:
+        await try_browser(label, **base, **kwargs)
+
+    if PROXY:
+        print(f"\n=== С прокси ({PROXY}) ===")
+        tests_proxy = [
+            ("geoip=True",                     dict(geoip=True)),
+            ("geoip=True, locale=ru-RU",       dict(geoip=True, locale="ru-RU")),
+            ("geoip=True, locale=en-US",       dict(geoip=True, locale="en-US")),
+            ("geoip=True, os=windows",         dict(geoip=True, os="windows")),
+            ("geoip=False, locale=ru-RU",      dict(geoip=False, locale="ru-RU")),
+            ("geoip=False, locale=en-US",      dict(geoip=False, locale="en-US")),
+        ]
+        for label, kwargs in tests_proxy:
+            await try_browser(label, **base, **proxy_kwargs, **kwargs)
+
+    print("\n=== Fingerprint generation напрямую ===")
+    from camoufox.fingerprints import generate_fingerprint
+    fp_tests = [
+        ("без параметров",                  {}),
+        ("locale=ru-RU",                   {"locale": "ru-RU"}),
+        ("locale=en-US",                   {"locale": "en-US"}),
+        ("locale=ru-Cyrl-RU",              {"locale": "ru-Cyrl-RU"}),
+        ("os=windows, locale=ru-RU",       {"os": "windows", "locale": "ru-RU"}),
+        ("os=windows, locale=en-US",       {"os": "windows", "locale": "en-US"}),
+    ]
+    for label, kwargs in fp_tests:
+        try:
+            fp = generate_fingerprint(**kwargs)
+            print(f"  ✅ generate_fingerprint({label})")
+        except ValueError as e:
+            print(f"  ❌ generate_fingerprint({label}) — {e}")
+
+    print("\n=== Geoip данные ===")
+    from camoufox.utils import get_geolocation
+    ips = ["127.0.0.1"]
+    if PROXY:
+        host = PROXY.replace("http://", "").split(":")[0]
+        if host not in ("127.0.0.1", "localhost"):
+            ips.append(host)
+    import urllib.request
+    try:
+        ext = urllib.request.urlopen("https://api.ipify.org", timeout=5).read().decode()
+        ips.append(ext)
+    except Exception:
+        pass
+
+    for ip in ips:
+        try:
+            geo = get_geolocation(ip)
+            print(f"  {ip}: lang={geo.locale.language} region={geo.locale.region} script={geo.locale.script} tz={geo.timezone}")
+        except Exception as e:
+            print(f"  {ip}: ошибка — {e}")
+
+
+if __name__ == "__main__":
+    asyncio.run(main())