Guides
Includes step-by-step tutorials and practical guides for proxies, scraping, APIs, and automation tools.
Why Claude Says It Is Not Available in Your Country
The message “Claude is not available in your country” is easy to misread as a browser problem. It is usually an availability or eligibility decision, and the right next step depends on where it appears. Claude on the web, the mobile app, Claude Code, and the Anthropic API do not share one interchangeable login path. Before changing settings, capture the exact wording, product surface, account used, and time. That short record prevents a country-policy message from being mixed up with an expired session, a managed-account restriction, or a temporary incident. Quick Answer Verify Anthropic's current supported-country information for the specific...
How to Inspect Element on Mac and Check Page Data
On a Mac, you can inspect a webpage in Chrome, Safari, or Firefox from the context menu or with a keyboard shortcut. Opening DevTools is only the first step: the Elements and Network panels can also show whether a visible field is already in the page HTML, added after JavaScript runs, or returned by a separate request. Use the browser and page state that match the task you are checking. A product price, search result, listing, or other public field can appear differently before and after filters, pagination, or client-side rendering. Quick Answer To Inspect Element on a Mac, Control-click...
NO_PROXY Environment Variable on Mac: Bypass Rules for Dev Tools
On macOS, system proxy settings and shell environment variables can exist at the same time. If a terminal command ignores the GUI proxy, sends localhost through a proxy, or unexpectedly connects directly, check the variables inherited by that exact process. The key distinction is routing scope. macOS network settings can affect supported applications at the system level, while command-line tools and developer runtimes may read http_proxy, https_proxy, and NO_PROXY from the shell environment instead. Quick Answer On macOS, NO_PROXY is a comma-separated bypass list used by many command-line tools and libraries. Add only hosts that should connect directly, such as...
How to Set Up and Test Proxies on macOS
A Mac can have several network services: Wi-Fi, Ethernet, USB adapters, VPN interfaces, and other profiles. Proxy settings apply to the selected service, so changing the wrong service can leave your browser or app unchanged. In macOS, open network settings, select the active service, then find the proxy options. Older guides may say Mac OS X, but the practical idea is the same: choose the active network connection before entering proxy details. Quick Answer Mac proxy settings let macOS send supported network traffic through a configured proxy server for a selected network service. The setup is only half the job:...
Why Does Google AI Studio Show 403 Access Restricted?
A Google AI Studio 403 Access Restricted message should be treated as an access decision before it is treated as a network problem. Google documents separate checks for AI Studio itself and for Gemini API calls, so the first step is to identify where the 403 appears: in the AI Studio browser interface or in an API response. Quick Answer If Google AI Studio shows 403 Access Restricted, check Google’s current AI Studio troubleshooting guidance, supported-region rules, Terms of Service acceptance, Google Cloud IAM permissions, project status, and security or Trust & Safety checks. If you were redirected to Google’s...
What Is a MAC Address? What Websites and Proxies Can See
People often ask about MAC addresses after a website shows the wrong location, detects automation, or ties activity to a device. The useful starting point is to separate local network identity from internet-visible request signals. When a remote website behaves differently, the MAC address is usually not the first signal to inspect. Start with the public IP, proxy route, DNS behavior, browser profile, cookies, headers, and account/session state. Quick Answer A MAC address is a hardware or software-assigned identifier used on a local network link. A normal public website does not receive your raw MAC address across the internet. It...
Why Is ChatGPT Voice Not Working?
If ChatGPT Voice opens but cannot hear you, produces no usable audio, keeps interrupting, or stops during a conversation, first identify whether the failure belongs to microphone access, audio output, the Voice session itself, or the real-time network path. Start with the microphone permission and mute state, confirm the correct input and output devices, test with headphones in a quieter environment, and then compare another network if Voice still cuts out. If text ChatGPT works normally but Voice fails only on a managed Wi-Fi network, the Voice-specific firewall path becomes a stronger suspect. Quick Answer ChatGPT Voice usually stops working...
Why Can’t I Upload Files to ChatGPT?
If a ChatGPT file upload failed, the cause is not always the file size. A document can be under 512 MB and still exceed the text-token limit, a spreadsheet can hit a lower practical size cap, repeated failed attempts can contribute to an upload-rate limit, and a company network can block the host used to transfer files. The fastest diagnosis is to separate five layers: the file itself, per-file limits, rolling upload limits, storage or Project limits, and the upload network path. Start with a small known-good file, check the exact error message, confirm OpenAI service status, and only then...
How to Use a Proxy with Selenium WebDriver in Python
A Selenium script can control Chrome correctly and still send every browser request through your normal internet connection. If the workflow needs a different network route for regional QA, public-web testing, or another authorized browser task, the proxy has to be attached to the WebDriver session itself and then verified inside that same browser. Quick Answer For a proxy that only needs a host and port, set Selenium's Proxy object on ChromeOptions before creating the driver. For a username/password proxy, current Selenium 4 can combine the proxy capability with a WebDriver BiDi authentication handler; Python's high-level BiDi network authentication API...
Python Selenium WebDriver: Setup and Checks
Setting up Selenium WebDriver with Python is simpler than many older tutorials suggest. Install the Selenium package, make sure a supported browser such as Chrome is available, then create a WebDriver session and verify that the browser can load and interact with a known page. Quick Answer Install Selenium with python -m pip install -U selenium, then start Chrome with webdriver.Chrome(). In modern Selenium, Selenium Manager usually handles driver discovery or download automatically when you do not provide a driver yourself. After the browser opens, confirm the URL, title, and a known element, then close the session with driver.quit(). Add...
Selenium WebDriverWait: How Explicit Waits Work
Dynamic pages can change after the initial load. A Selenium command may therefore run before the element or browser state it needs is ready. WebDriverWait solves this by waiting for a specific condition instead of pausing for an arbitrary number of seconds. Quick Answer Selenium WebDriverWait is an explicit wait utility that repeatedly checks a browser condition until that condition becomes true or a timeout is reached. It is useful for JavaScript-rendered elements, delayed visibility, clickability, text changes, alerts, and other dynamic states. Unlike a fixed sleep, it can continue as soon as the required state is ready. Key Takeaways...
Why Does ChatGPT Say Network Error?
If ChatGPT says “A network error occurred” or reports an error while connecting to the WebSocket, the failure usually sits between the browser or app and ChatGPT’s servers. The cause can be a local Wi-Fi problem, VPN or proxy interference, secure DNS filtering, a corporate firewall, TLS inspection, a blocked WebSocket handshake, or a temporary OpenAI service issue. The fastest way to isolate the cause is to keep the account and device unchanged while changing one network variable at a time. Start with OpenAI Status, then compare Wi-Fi with mobile data or another network, disable VPN or proxy connections temporarily,...