Automatically sets a custom user agent upon installation, acting as your window's digital agent.
Users
111
−6 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#81K
#68K among extensions
Version
1.2
updated 28 Oct 2025
Users
monthly, 15 months
Latest, 16 Oct 2026:111 usersMove the mouse over the chart for any month
Ratings count
monthly, 15 months
Latest, 16 Oct 2026:1 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Auto-Window Agent
Auto-Window Agent automatically sets a specific, consistent User-Agent string for all your web browsing. It acts as your browser's dedicated digital agent, ensuring a predictable browsing environment.
**What is a User-Agent and Why is this Extension Useful?**
Your browser sends a User-Agent string to websites to identify itself (e.g., browser name, version, operating system). While usually helpful, sometimes websites or services might behave unexpectedly or display content differently based on a specific User-Agent.
Auto-Window Agent provides a fixed, modern, and widely compatible User-Agent, which can be highly beneficial for:
* **Ensuring Website Compatibility:** Access content that might otherwise block or display suboptimally for your current browser's default User-Agent.
* **Web Development & Testing:** Quickly simulate a different, consistent browsing environment for debugging or development purposes without manual configuration changes.
* **Consistent Browsing Experience:** Maintain the same User-Agent effortlessly across all your browsing sessions, reducing inconsistencies.
**How Auto-Window Agent Works:**
Upon installation, Auto-Window Agent utilizes Chrome's advanced `declarativeNetRequest` API. This powerful and efficient API allows the extension to seamlessly and automatically modify the User-Agent header for all outgoing HTTP and HTTPS requests. This modification occurs silently in the background, requiring no ongoing user interaction and with minimal impact on browser performance.
The custom User-Agent string permanently set by this extension is:
`Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36`
**Key Features:**
* **Automatic:** Sets the User-Agent string immediately upon extension installation.
* **Seamless Operation:** Works quietly in the background, modifying headers without user intervention.
* **Consistent:** Ensures a stable and uniform User-Agent across all tabs and browsing sessions.
* **Lightweight:** Built with efficiency in mind, consuming minimal browser resources.
* **Privacy-Friendly:** This extension **does not** collect, store, or transmit any personal user data. It solely modifies the User-Agent header of network requests.
Install Auto-Window Agent today for a reliable, consistent, and controlled web browsing experience.
Growth
Window
Users
Change
Ratings
Rating
7 days
+8
+7.8%
0
0.00
30 days
−6
−5.1%
0
0.00
6 months
−143
−56.3%
0
0.00
1 year
−117
−51.3%
0
0.00
Chrome Web Store search rankings
Where Auto-Window Agent appears when people search the store, with the 30 day change