Frequently Asked Questions

Everything users ask about TGFast — how it works, what's logged, and how to get connected on every device.

Is TGFast really free? Are there hidden costs?
Yes, TGFast is 100% free forever. There are no hidden fees, no premium tier, no data caps and no registration required. We run the service to keep Telegram open and accessible to everyone, especially people living under censorship. The only thing we ask in return is that you join our channel @FastTGProxyMT so we can notify you when servers move.
What is an MTProto proxy and how is it different from a VPN?
MTProto is the encryption protocol Telegram itself uses. An MTProto proxy is a relay server that speaks Telegram's native protocol, so the traffic looks like normal HTTPS to a network observer. Unlike a VPN, an MTProto proxy only routes Telegram traffic — your other apps stay on your normal connection, which makes it much faster and battery-friendly than a full-tunnel VPN.
Will Telegram still be encrypted when I use a proxy?
Yes. End-to-end encryption for Secret Chats is unaffected, and the standard MTProto encryption between your client and Telegram's data centers continues to work normally. The proxy server cannot read your messages — it only forwards encrypted packets between you and Telegram.
Does TGFast keep logs of my activity?
No. We do not record traffic content, message metadata, contact lists or chat history. Our servers retain only a rolling 24-hour window of connection counts for capacity planning, and that data is automatically purged. We have nothing to hand over even if asked.
Will the proxy slow down Telegram?
In most cases no — and in censored regions Telegram will actually feel faster, because direct connections often suffer from forced packet loss or DPI throttling. Our multiple proxies are placed in low-latency datacenters with 10 Gbps uplinks. Typical added latency is 30–80 ms.
How do I install the proxy on iPhone, Android, Windows or Mac?
The easiest way is to tap any "Connect Now" button above on the device you want to use. Telegram will open and ask you to confirm the proxy — tap Enable Proxy. If you prefer to add it manually, copy the server, port and secret into Settings → Data and Storage → Proxy → Add Proxy. We have step-by-step guides for every platform in our blog.
It worked yesterday but not today. What should I try?
Switch to a different server — our fleet has many alternatives. If one is being blocked or under heavy load, another usually works instantly. You can also clear Telegram's cache (Settings → Data and Storage → Storage Usage → Clear Cache), restart the app, and try again. Join our channel @FastTGProxyMT for instant alerts when servers change.
Can I use TGFast in Iran, China, Russia or the UAE?
Yes — those four countries are exactly why we exist. Every proxy in our fleet is tuned to break through DPI and SNI-based blocking used in heavily censored regions. We constantly rotate IPs and adjust server fingerprints to stay ahead of new blocks.
Is using a Telegram proxy legal in my country?
In the vast majority of countries (including all of the EU, US, UK, Canada, Australia, Japan, Brazil, India, etc.) using a Telegram proxy is completely legal. Some countries restrict or ban Telegram itself, in which case the legality of bypassing the block depends on local law. TGFast does not encourage breaking any law — please check your jurisdiction.
Do you have a desktop client or browser extension?
You don't need one. The official Telegram Desktop app (Windows, Mac, Linux) and Telegram Web both support MTProto proxies natively. Just paste the server, port and secret into Settings → Advanced → Connection type → Use custom proxy.
What is the difference between an MTProto proxy and a SOCKS5 proxy?
An MTProto proxy speaks Telegram's native protocol and only routes Telegram traffic — making it faster and more censorship-resistant for Telegram specifically. A SOCKS5 proxy is a general-purpose relay that blindly forwards any TCP connection, has no Telegram-specific optimisations, and offers zero obfuscation against DPI. MTProto proxies are harder to block because their traffic looks like random encrypted noise (or, with "ee" obfuscation, a TLS HTTPS session); SOCKS5 proxies have a recognisable handshake pattern that DPI systems fingerprint easily.
Does a Telegram proxy hide my IP address?
From Telegram's data centres, yes — they see the proxy's IP, not yours. From your ISP, your traffic appears as an encrypted connection to TGFast servers, but your ISP cannot see which chats or channels you are accessing. From TGFast, we see your connection IP in transit but do not log or retain it. If you need full IP anonymity from all parties, combine TGFast with a VPN or Tor — the MTProto proxy alone is optimised for Telegram availability, not for hiding your IP from the proxy operator.
Does TGFast work with Telegram Desktop on Windows and Mac?
Yes. On Windows: Telegram Desktop → hamburger menu → Settings → Advanced → Connection type → Use custom proxy → MTProto tab → paste server, port and secret → Save. On Mac: Telegram → Preferences (⌘,) → Advanced → Connection → Use Custom Proxy → MTProto. The connection activates within 2 seconds and persists across restarts. On Telegram Web (web.telegram.org/k), go to Menu → Settings → Advanced → Use a proxy.
Does TGFast work for Telegram voice and video calls?
Yes. All call signalling and media traffic routes through the MTProto proxy. This is critical in countries like the UAE and Turkmenistan where voice calls are blocked at the carrier level. With TGFast enabled, Telegram calls bypass the carrier VoIP block and work normally. For HD video calls we recommend selecting a low-latency proxy (sort the list by "Lowest Ping") — video quality depends on available bandwidth, ideally 2+ Mbps upload.
Can I use TGFast on multiple devices simultaneously?
Yes, unlimited devices, no restrictions. Add TGFast proxies to your phone, tablet, laptop and desktop at the same time. MTProto proxies do not use per-user authentication — everyone who has the server, port and secret can connect simultaneously. Share the proxy with family and friends freely; there is no account limit or bandwidth cap per user.
What is "Fake-TLS" obfuscation and why does it matter for countries like Iran?
Fake-TLS (the "ee" secret prefix) makes your first connection packet impersonate a valid TLS 1.3 handshake to a harmless hostname like "www.google.com". DPI hardware that tries to block non-TLS traffic lets it through because it looks like a regular HTTPS session. Without Fake-TLS (the "dd" variant), Iranian and Chinese DPI can identify MTProto traffic by its distinctive 64-byte initial pattern and block it within hours. TGFast proxies support both variants; we recommend "ee" for high-censorship environments. If a "dd" proxy stops working in Iran, switching to a proxy with an "ee" secret usually restores the connection immediately.
Why does my proxy work on Wi-Fi but not on mobile data (or vice versa)?
Different networks apply different DPI rules. Home Wi-Fi routers rarely inspect encrypted traffic, so proxies almost always work there. Mobile carriers in Iran, China and Russia apply more aggressive DPI to cellular data. If a proxy works on Wi-Fi but fails on cellular, switch to an "ee" (Fake-TLS) proxy — it survives mobile DPI better. The reverse (works on cellular, fails on Wi-Fi) usually means your Wi-Fi router or corporate firewall blocks high-numbered ports. Try a different TGFast card, which uses a different port number.
How often do TGFast servers change IP addresses?
IP addresses rotate every few weeks on average — faster in Iran and China where blocking is more aggressive, slower in regions with lighter censorship. Proxy hostnames (*.tgfast.top) are permanent and always point to the current IP, so your saved proxy entry keeps working through IP rotations without any action from you. We announce planned rotations at least 48 hours in advance on @FastTGProxyMT.
Can I use TGFast at school or work where Telegram is blocked?
Usually yes. Most school and workplace firewalls block Telegram's own server IPs but have no entry for *.tgfast.top, so the proxy bypasses the block. If the network uses full DPI to detect all proxy traffic (common in government and military networks), MTProto may also be blocked. Test it: enable a TGFast proxy while on the restricted network — if Telegram shows "connected" you are through. If it still shows "connecting", the firewall blocks all proxied traffic and a VPN would be needed.
Is TGFast safe to use for journalists and activists?
TGFast is significantly safer than having no proxy, because it prevents your ISP from seeing your Telegram traffic patterns. For high-risk individuals, we recommend additional layers: use Telegram's Secret Chats for sensitive conversations, enable two-step verification, and consider a dedicated device separate from your personal phone. TGFast keeps no connection logs and has no legal presence in Iran, Russia, Belarus or China. However, the proxy protects you from passive network surveillance, not from forensic examination of an unlocked device or from Telegram's own server-side data in standard cloud chats.
What port numbers does TGFast use?
TGFast proxies use high-numbered TCP ports in the range 30 000–60 000, deliberately scattered to avoid simple port-range firewall rules. We avoid ports 80, 443 and common service ports because those attract more DPI attention. The exact port for each proxy is shown on its card on this page. If a particular port is blocked on your network, try a different TGFast card — each uses a distinct port.
Can I use TGFast with Telegram bots and channels?
Yes. The proxy applies to all Telegram traffic from your client: messages, channels, bots, calls and file downloads. Bot interactions work normally through the proxy. Note: if you are a developer using the Telegram Bot API directly from a server (via HTTPS), that uses a separate protocol and an MTProto proxy in your Telegram client does not affect your server's API calls — those need a regular HTTP proxy or direct access if your server is in a blocked region.
Will TGFast work if Telegram is completely banned in my country?
In most cases yes — TGFast servers are distinct from Telegram's servers, and censors would have to specifically block *.tgfast.top to stop the proxy. We use multiple geographic locations and rotate IPs frequently to stay ahead of block lists. During severe events (like Iran in November 2024), we maintain an emergency Telegram channel via VPN and a mailing list to distribute replacement proxy credentials within hours.
How is MTProto 2.0 different from the original MTProto?
MTProto 2.0 (2017) replaced the legacy SHA-1 message integrity with SHA-256, added random padding to prevent traffic analysis, and improved replay-attack resistance. For proxies, MTProto 2.0 introduced the 64-byte obfuscation envelope (making traffic look like random noise) and later the "dd" and "ee" secret variants. The original MTProto had a detectable byte signature that DPI could fingerprint and block trivially. MTProto 2.0's obfuscated transport is the reason TGFast proxies survive modern DPI systems.
Can people in countries with unrestricted Telegram benefit from TGFast?
Yes — about 30% of TGFast users are in countries with no Telegram restrictions. Common reasons: (1) privacy — ISP cannot log which channels you read; (2) speed — some carriers throttle encrypted traffic during peak hours regardless of Telegram's legal status; (3) reliability — keeping a proxy pre-configured means you are instantly protected if your country ever restricts Telegram; (4) international travel — the proxy keeps working regardless of where you travel.

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