When I open the Zoom application, my mobile internet goes off or keeps turning on and off.

October 1, 2025 in Tips and Tricks

When I open the Zoom application, my mobile internet goes off or keeps turning on and off.

जब जूम एप्लीकेशन ओपन करते है तो मोबाइल इंटरनेट बंद हो जाता है या ऑन और ऑफ हो रहा होता है

September 29, 2025 in Tips and Tricks

how to access my pc on wan using Tailscale (works on any OS)

Tailscale is one of the safest and simplest ways to access your PC from anywhere without touching your router. It creates a secure mesh VPN that works on Windows, Linux, Mac, Android, iOS.

Here’s the full guide:

Step 1: Install Tailscale

1. Go to https://tailscale.com/download
2. Install Tailscale on:
   • Your PC (Windows/Linux/Mac).
   • The device you’ll connect from (laptop/phone).

Step 2: Sign In

• After installation, run Tailscale and sign in with Google, Microsoft, GitHub, or Apple ID.
• Both devices must sign in with the same Tailscale account (or be invited under the same network).

Step 3: Get Tailscale IP

• On your PC → open Tailscale app.
• You’ll see something like: 100.x.x.x (This is your PC’s private Tailscale IP).

Step 4: Connect from Another Device

• On your other PC/phone → install Tailscale and sign in.
• Your remote PC will appear in the device list (by hostname).
• Use the Tailscale IP to connect:
  • Windows Remote Desktop: mstsc → 100.x.x.x
  • SSH (Linux): ssh user@100.x.x.x
  • VNC/Other apps: point to 100.x.x.x.

Step 5: (Optional) Enable MagicDNS

• In Tailscale admin panel → enable MagicDNS.
• Now you can use hostname (e.g., mypc.tailnet-xyz.ts.net) instead of remembering IP.

Advantages of Tailscale

• No router configuration needed.
• Works even on mobile hotspots or CGNAT ISPs.
• End-to-end encrypted (WireGuard protocol).
• Free for personal use (up to 20 devices).

September 29, 2025 in Tips and Tricks

how to access my pc on wan using public ip without configuring router

Normally, to reach a PC from WAN you need to forward ports on the router (because NAT/firewall blocks inbound traffic).
If you don’t want to configure the router, you’ll need to use alternatives that bypass port forwarding:

Methods to Access Your PC Without Router Port Forwarding

1. Use a Remote Access Service (Easiest)

• AnyDesk, TeamViewer, Chrome Remote Desktop, or RustDesk.
• These tools create an outbound connection from your PC to their server.
• Since outbound connections are allowed by default, no router setup is required.
• You connect using an ID/password or Google account instead of a public IP.

2. VPN with Cloud Relay

• Use a ZeroTier, Tailscale, or Hamachi (LogMeIn) VPN client.
• Your PC joins a virtual LAN via the cloud → you can access it directly from anywhere.
• Works without router changes.

3. Reverse SSH Tunnel (Advanced / Linux, WSL, or Git Bash on Windows)

• From your PC, open an outbound tunnel to a server with a public IP (like a VPS). Example: ssh -R 2222:localhost:22 user@your-vps-ip
• Then, from anywhere, connect to the VPS on port 2222, which forwards back into your PC.
• Needs a VPS or cloud server.

4. Cloud-based Desktop (if security is main concern)

• Instead of exposing your home PC, run a cloud VM (AWS, GCP, Azure, DigitalOcean) and access it securely.
• You can sync files from home → cloud and then use the VM.

Recommendation

If you just want easy, safe remote access:

• Windows → Chrome Remote Desktop / AnyDesk
• Cross-platform → Tailscale (free, private VPN)

Both work without touching your router.

September 29, 2025 in Tips and Tricks

how to access my pc on wan using public ip

Steps to Access Your PC via Public IP

1. Find Your Public IP

• On the PC → open a browser → search “What is my IP”.
• Example: 123.45.67.89.

2. Enable Remote Access on Your PC

If using Windows (Remote Desktop):

1. Open Settings → System → Remote Desktop → Enable Remote Desktop.
2. Note your PC username and password.

If using Linux:

• Enable SSH (sudo systemctl enable ssh && sudo systemctl start ssh).
• Or install a VNC server (tightvncserver, x11vnc, etc.).

3. Configure Your Router (Port Forwarding)

• Log in to your router (usually 192.168.0.1 or 192.168.1.1).
• Find Port Forwarding / Virtual Server.
• Forward the correct port:
  • RDP (Windows Remote Desktop): TCP 3389 → your PC’s local IP.
  • SSH (Linux/Mac): TCP 22 → your PC’s local IP.
  • VNC: TCP 5900.

Example:
Forward TCP 3389 → 192.168.1.100.

4. Access From Outside

• From another PC/phone (outside your home network):
  • For Windows Remote Desktop:
    • Open “Remote Desktop Connection” → enter 123.45.67.89:3389.
  • For SSH (Linux/Mac): ssh user@123.45.67.89
  • For VNC: use a VNC client → connect to 123.45.67.89:5900.

5. Secure It

• Don’t expose RDP/SSH directly on default ports → change to custom port (e.g., 2222 instead of 22).
• Use a strong password.

September 29, 2025 in Tips and Tricks

how to access my pc on wan

Step 1: Ensure Your PC is Reachable

1. Get your Public IP Address
   • Search “What is my IP” on Google from your PC.
   • This is the address you’ll use to reach your network from outside.
2. Check if Your ISP allows inbound connections
   • Some ISPs block incoming traffic on common ports (especially on mobile/hotspot internet).
   • If blocked, you may need to request a static IP or use a VPN service.

Step 2: Configure Your Router

1. Enable Port Forwarding
   • Log in to your router’s admin panel.
   • Forward the port(s) you need to your PC’s local IP.
     • For Remote Desktop (RDP): TCP port 3389.
     • For SSH: TCP port 22.
     • For VNC: TCP port 5900.
   Example: Forward TCP 3389 → 192.168.1.100:3389.
2. Reserve a Static Local IP
   • Assign your PC a static IP in router DHCP settings so port forwarding always works.

Step 3: Secure Remote Access

• Windows PC (RDP)
  • Enable Remote Desktop:
    Settings > System > Remote Desktop > Enable.
  • Use your public IP + :3389 from outside (e.g., 123.45.67.89:3389).
  • Change RDP port or use a VPN for security.
• Linux / macOS
  • Use SSH (ssh user@publicIP).
  • Or install VNC server and forward port 5900.

Step 4: Make it Reliable

1. Dynamic DNS (DDNS)
   • If your ISP changes your public IP frequently, use a free DDNS service (like No-IP or DuckDNS).
   • This gives you a domain (e.g., myhomepc.ddns.net) instead of remembering IP.
2. VPN Option (Safer)
   • Instead of exposing RDP/SSH directly, set up a VPN server on your router or PC (WireGuard, OpenVPN).
   • Connect to VPN, then access your PC like you’re on the LAN.

Example Setup (Windows Remote Desktop over WAN)

1. Public IP: 123.45.67.89
2. Router Port Forwarding: TCP 3389 → 192.168.1.100:3389
3. On another computer:
   • Open Remote Desktop Client.
   • Enter 123.45.67.89:3389.
   • Log in with your Windows account.

September 29, 2025 in Tips and Tricks

free ai api for developers

Several platforms offer free AI APIs for developers, allowing access to various AI models and functionalities for building applications. These platforms typically provide free tiers or usage credits suitable for development and testing.

Notable Free AI API Platforms:

• Google AI Studio: Provides generous access to Gemini models and other Google AI tools for tasks like translation, image analysis, and speech-to-text. Usage is free in available regions.
• Hugging Face: Offers free credits for accessing a vast collection of open-source machine learning models through their Inference API, ideal for testing specialized models.
• DeepAI: A user-friendly platform with a free tier and usage-based plans, offering access to various AI tools and APIs for enhancing creativity and analytical tasks.
• Eden AI: Provides a unified API to access multiple AI models from different providers (e.g., OpenAI, Google) with a free tier for single-member teams.
• Cohere: Offers a developer plan with monthly request limits, suitable for building business-grade text features.
• OpenRouter: Allows access to many free models via a single API, enabling developers to compare different AI models for specific tasks.
• Assembly AI: Provides a generous free tier for speech-to-text functionality, offering up to 416 free hours without requiring a credit card.
• Stability AI: Offers open-access AI models, including Stable Diffusion for image generation, with free trials available for developers and creators.
• Anthropic: Provides API keys for their powerful Claude models (e.g., Claude 3) which are free to obtain, though subject to usage restrictions.

Choosing an API:

The best choice depends on the specific AI task and project requirements. Consider factors like the type of AI model needed (e.g., language, vision, speech), the platform’s ease of use, documentation, and the limitations of the free tier. Many platforms allow exploring different models and functionalities before committing to a specific solution.

September 29, 2025 in Tips and Tricks

free api for AI

Several platforms offer free tiers or completely free APIs for artificial intelligence, suitable for various applications like text generation, natural language processing, image recognition, and more.

Examples of Platforms Offering Free AI APIs:

• OpenAI: Offers a free tier for their API, allowing access to a selection of their models for a limited number of requests, ideal for initial exploration and small projects.
• Google Cloud AI: Provides free usage tiers for many of its AI products, including Translation, Speech-to-Text, Natural Language, and Video Intelligence, up to specified monthly limits. New customers may also receive free credits for platforms like Vertex AI.
• IBM Watson: Includes a free tier for its API, enabling limited calls to services like Watson Assistant, Natural Language Understanding, and Visual Recognition, suitable for prototyping.
• Wit.ai: Offers free APIs for building natural language experiences, focusing on understanding and interacting with human language.
• Puter.js: Provides a free and open-source solution to access OpenAI API capabilities without requiring an OpenAI API key or server-side setup, utilizing a “User Pays” model where individual users cover their own usage costs.
• Pollinations.AI: Offers free, no-signup APIs for text, image, and audio generation without requiring API keys. 
• Eden AI: An API aggregator that provides access to a wide range of AI models from various providers, including some with free access or free tiers.

Considerations when choosing a free AI API:

• Usage Limits: Free tiers often come with limitations on the number of requests, data volume, or features available.
• Model Capabilities: The specific AI models and functionalities accessible through the free tier may vary significantly between providers.
• Documentation and Support: Assess the quality of documentation and available support resources for ease of integration and troubleshooting.
• Community and Open Source: Platforms with active communities or open-source projects can offer additional resources and support.

September 26, 2025 in Tips and Tricks

How to create YouTube short video using PowerPoint

To save a PowerPoint presentation as a 9:16 (portrait) MP4 video, first, change the slide size to a portrait orientation under the Design tab > Slide Size>> > Custom Slide Size, selecting Portrait. Then, go to File > Export > Create a Video, select your desired quality and timing settings, click Create Video, and save it as an MP4 file. 

Step 1: Set Your Slide Size to Portrait

1. Open your PowerPoint presentation. 
2. Go to the Design tab on the top menu. 
3. Click on Slide Size. 
4. Select Custom Slide Size from the dropdown menu. 
5. In the dialog box that appears, change the Orientation dropdown for both “Slides” and “Notes, Handouts & Outline” to Portrait. 
6. Click OK. You may be asked to choose between “Maximize” or “Ensure Fit” for existing content; choose the option that best fits your presentation’s needs. 

Step 2: Export to MP4 Video

1. With your presentation open in portrait mode, click on the File tab. 
2. Select Export. 
3. Choose Create a Video. 
4. Select the desired video quality. 
5. Decide if you want to use recorded timings and narrations, and set the default time per slide if you’re not using recorded timings. 
6. Click Create Video. 
7. Choose a location to save your file, enter a file name, and select MPEG-4 Video as the Save as type. 
8. Click Save to begin the video conversion process. A progress bar will appear, indicating the status of the conversion. 

September 25, 2025 in Tips and Tricks

1 rs credited in account through imps icici bank

An ICICI Bank account receiving a Re.1 IMPS credit is usually a Penny Drop Verification by a financial institution to confirm account accuracy, ownership, and active status before a larger fund transfer. This verification process uses a tiny deposit to validate the bank account number and IFSC code. You may also receive a confirmation SMS from the remitter with a transaction reference number. 

What is a Penny Drop Verification?

• It’s a method used by financial institutions to verify bank account details. 
• A small amount of money, like ₹1, is transferred to a specified account. 
• This validates the account number, IFSC code, and that the account holder has access to it. 

Why You Received It

• Account Verification: The institution sending the ₹1 needs to ensure that the bank account details provided are correct and the account is active before sending a larger sum. 
• Fraud Prevention: This method helps prevent fraud by confirming account ownership and authenticity. 
• Onboarding: Financial firms use it during the onboarding process for customers or partners to ensure accurate data entry. 

What to Do 

1. Check for Confirmation: Look for a confirmation SMS from the remitter with a transaction reference number.
2. Note the Transaction: Make a note of the transaction for your records.
3. Wait for the Main Transfer: If this was a verification, the main payment is likely to follow.

If you did not request or expect this transaction, you should contact the institution that sent it or ICICI Bank’s customer care for clarification. 

September 25, 2025 in Tips and Tricks

1 rs credited in account through imps

A 1 Rupee credit via IMPS (Immediate Payment Service) is typically a “penny drop” verification by a financial institution to confirm your bank account details are correct before a larger transaction or account opening. This is a legitimate process, not a fraud, used by banks, lenders, or other firms to ensure they’re sending funds to the right account by checking the name and account number. 

What it is:

• Verification: It’s a test payment to verify your name, bank account number, and mobile number are correct and active. 
• Security Measure: This prevents money from being sent to a wrong or fraudulent account, protecting both the sender and the recipient. 
• Penny Drop: This method is often called a “penny drop” because it involves depositing a very small amount, like ₹1, into your account. 

How to identify the sender: 

1. Check your transaction history: Log in to your internet banking or mobile banking app.
2. Find the details: Look for the specific IMPS transaction and check the sender’s name or account details in the transaction history.

What to do next: 

• You don’t need to do anything: Since the amount is small and the purpose is verification, no action is required on your part.
• Expect a larger transaction: If the penny drop was a precursor to a larger payment, you can expect the main amount to be credited soon after.