2/27/2025

Typical problems with the INTERNET router and how to solve them?


A router is a device that nowadays is present not only in companies but also in every family that understands and knows how to use the possibilities and advantages of information technologies.

So, the internet. computers and smart devices have become part of our everyday business and private lives.

In order to be able to provide Internet access to all devices and all members in the house, we need a device called a router. The router is in this case

I have a device that is also our access point to our network and the Internet, that is ACCESS POINT.




 PROBLEM No. 1

You bought a new router, and now you have the job of plugging it in, setting it up to work properly.

 As we mentioned, the initial step is to connect the LAN cable from the modem, coaxial, DSL or FiOS, which was assigned to you by your ISP (Internet Service Provider) to the router (the WAN signal lamp flashes if you have a signal), as well as the router's power supply.

Manufacturers deliver a SETUP CD with each of their devices, that is, an installation CD that guides you through the installation of your device. In this way, the key parameters are automatically adjusted, and if you are not very pro level with network devices, this is the recommended way for you.

Either way, there are a few things you'll need to learn about your router, and that's what we're going to focus on in this post.

You can receive the Internet signal from the router wirelessly or via a network LAN cable.

Confirmation that WiFi (wireless broadcasting) is turned on on your router is the flashing of the WLAN indicator.

If WiFi is turned on, it is necessary to set a WPA or WPA2 PSK password to prevent unauthorized use of your network.

Possible situation No. 1: you have done everything but you still do not see a signal from your router. It is advised to disconnect the cables between the router and the modem and disconnect the modem from the power supply for at least 30 seconds, then connect everything again.


Situation #2: You ran the software from the installation CD but it reported that it could not find your router even though you connected your computer with a LAN cable to one of the router's ports.


Solution: You need to open network settings on your computer (Windows 7):

Control Panel - Network and Internet - Network Sharing Center - Change Adapter Settings

Then right-click on the LAN connection and open Properties, then select Internet Protocol version Version 4 (TCP/IPv4), then select Properties again:





Check "Use the following IP address." Now you will be in a situation where you have to enter IP addresses manually, so that the first one (the IP address of your computer) is different from the IP address of your router, which is usually "192.168.1.1", so you enter: "192.168.1.2" in the first field. This is because you know that two devices (in this case a computer and a router) on a local network cannot have the same IP address. . In the "Subnet mask" field, type "255.255.255.0"—typical for a home network, and in the "Gateway" field, type the router's default IP address—"192.168.1.1."

You have to do the above most often when the DHCP option is not enabled on the router (

Dynamic Host Configuration Protocol) because it is an option that ensures that all devices connected to the router get different IP addresses.

Otherwise, as far as router settings are concerned, you access the router interface by entering the IP address of the router in the URL field of your web browser: 192.168.1.1.

Then you will be asked for a username and password, which is determined by the router manufacturer, and when you enter it, you enter the router interface.


PROBLEM No. 2

Your network name has disappeared from the list of networks seen by your devices

During the setup that you did by starting the CD, you must have been asked for the name of your network, which other devices will see and which you selected and entered. The name of that network on the router is the SSID and it broadcasts it to the environment as a signal name.

 If you have accessed the router one of the options available with the router is to set it to broadcast the name of your network (Network Name Broadcasting) or not to do so, so your network will not be visible.

For security reasons, you can also make your network invisible, but it is assumed that you have previously set up all your devices to receive the signal.


If it happened (and not by your will), to make your network name disappear you have to do the following:

Set your computer or other device to connect to your router even when it's not broadcasting a network name!


 Control Panel->Network and Internet->Network and Sharing->Manage Wireless Networks.

If you see your wireless network listed, right click on it and go to properties. Select the option "Connect even if the network is not broadcasting its name (SSID)."


If you don't see your network listed, click "Add" and select "Manually connect to a wireless network" then enter your network information.



PROBLEM No. 3

There are frequent signal interruptions from your router

You are carelessly surfing the Internet and suddenly the Internet signal is interrupted.



Potential Solution: This is a common problem, especially for those using cable internet or FIOS. The cause is the instability of the signal, and the reason is usually the splitter. So replace the splitter according to the following.




PROBLEM No. 4

Port forwarding does not work on the router

When you have an IP camera in the network, for example, you need to provide an open port for it so that you can access it via the Internet from a remote location. That router feature is called "port forwarding," and when you've configured your router for an application, there's a tool to check if the appropriate port is open.

One of the links that offers such a check is here!



PROBLEM No. 5

 You forgot the password to access the router or your network

 If you face the situation of forgetting the password to access your router or your network, it is solved by resetting your router to factory settings.

How is it done?

There is a RESET button on the back of the router:





 Using a paper clip, press the button and hold it until the LEDs flash, or as long as the manufacturer provides for a factory reset.

Then access the router with factory settings and you can set a new password.

Newer routers have options to save the appropriate settings, so the previous procedure is not necessary, you just find them.


PROBLEM No. 6


My new device (tablet, smart phone) won't connect to my network

Example: You know your router is working because you can connect to it through your laptop without any problems, but you can't seem to connect your new tablet or game console to it.


So what's the problem?

The first thing you need to confirm is whether your new device is working, which is determined by connecting it to another network, or wifi hotspot. If it connects, go to the next step...

The reason may be the following:

Your router is "dual band", that is, it emits a signal on two frequencies: 2.4GHz and 5GHz, and your new device connects to the wrong one.

Some routers use the same SSID for both frequencies, so some devices may not automatically connect to the correct one. Almost all tablets, e-readers, gaming systems connect to 2.4 GHz.

Only newer wifi devices connect to 5GHz.

It is advised that when you setup the router, you set different SSID network names for each band (frequency).

Startup with Only 10,000 Euros – From Idea to Execution!




Starting a startup with a budget of 10,000 euros requires careful planning, a focus on low costs, and clear value for users. Here's how to approach this challenge:


1. Key Parameters for Decision Making:

a) Personal Passion and Expertise

  • Choose a field where you have knowledge or passion, as this increases the chances of success.
  • Example: If you love technology, consider a software product.

b) Market Needs

  • Identify a problem people have that currently lacks a good solution.
  • Tools: Market research, surveys, competitor analysis.

c) Low Initial Costs

  • Focus on business models that require minimal investment for production or service, such as digital products, freelancing platforms, or consulting services.

d) Scalability

  • Choose an idea with growth potential without proportional cost increases. For example, a software product can serve thousands of users with minimal additional costs.

e) ROI (Return on Investment)

  • Assess how quickly you can recoup the invested 10,000 euros and how to reinvest further.

2. Potential Startup Ideas with 10,000 Euros

a) Online Education

  • Launch a course on platforms like Udemy or create your own educational website.
  • Example: Specific courses (programming, marketing, foreign languages).
  • Costs: Website, marketing, video content production.

b) Dropshipping or E-commerce

  • Create a store with niche products.
  • Minimal investment: No need for inventory.
  • Focus: Finding products with good margins and high demand.

c) SaaS Product (Software as a Service)

  • A simple application solving specific business problems (e.g., a client management tool for small businesses).
  • Costs: Hiring developers or using your own knowledge.

d) Local Service with Potential for Digitalization

  • Launch a service that can quickly be digitalized – e.g., personalized training, virtual assistants, or consulting services.

e) Eco-friendly Products

  • A brand focused on sustainability, such as reusable bottles, natural cosmetics, or clothing made from recycled materials.
  • Costs: Small initial inventory and strong marketing.

3. Concrete Example: Freelance Platform for the Region

  • Idea: Create a website/platform connecting freelance workers (designers, programmers, writers) with clients in the region.
  • Why? Demand for freelance services is growing, and existing global platforms charge high fees.
  • Budget:
    • Development of a simple website (3,000–5,000 euros).
    • Marketing (Google/Facebook ads – 2,000 euros).
    • Operational costs and reserve fund.

How Would I Start?

  1. Develop an MVP (Minimum Viable Product):
    An initial product providing basic functionality. Focus on testing and gathering feedback.

  2. Hire Freelancers for Key Tasks:
    Design, development, and marketing can be done at lower costs through global platforms like Upwork.

  3. Test the Idea in the Market:
    Start with a local approach to reduce costs and focus on a clear target group.




Is it possible to start a manufacturing startup with this budget (10k)? Which industries are profitable and require low initial capital?

Starting a manufacturing startup with a budget of 10,000 euros is possible but requires a smart choice of niche with low initial costs, quick return on investment, and high demand.

Key Criteria for Choosing a Profitable Manufacturing Niche

  • Low cost of raw materials and simple production – products that can be made manually or with minimal equipment.
  • High margin – products with significant added value that can be sold at a higher price.
  • Scalability – production can grow without huge additional costs.
  • Market demand – trendy or everyday needed products.

1. Profitable Industries for a Manufacturing Startup with Small Capital

a) Production of Eco-friendly Products ♻

Examples:

  • Biodegradable products (straws, plates, cups – all made from bamboo or cornstarch).
  • Natural soaps and cosmetics (handmade soaps, creams, shampoos).
  • Eco-friendly bags and totes (printing on canvas bags, fashion accessories from recycled materials).

Why is it profitable?

  • The market for eco-friendly products is rapidly growing.
  • Low cost of raw materials, and the final product can have a high price.

Initial costs (~10k euros)

  • Raw materials: 3,000€
  • Equipment: 2,000€

Most Frequently Asked IT Questions and short answers



1. How Can I Speed Up My Computer?

  • Use "Disk Cleanup" to free up space.
  • Disable unnecessary startup programs.
  • Add more RAM if possible.
  • Install an SSD instead of an HDD.
  • Update drivers and the operating system.

2. What Is the Best Antivirus Program for PC Protection?

  • Paid options: Bitdefender, Kaspersky, Norton.
  • Free options: Avast, AVG, Windows Defender.
  • Important: Regularly update your antivirus and avoid opening suspicious files.

3. How Do I Fix a Blue Screen (BSOD) Issue on Windows?

  • Restart your computer and check the error code.
  • Update drivers.
  • Run "sfc /scannow" in Command Prompt.
  • Check RAM using "Windows Memory Diagnostic."

4. How Can I Recover Lost or Deleted Files?

  • Use Recuva or EaseUS Data Recovery.
  • If files were on a USB or external drive, try "chkdsk X: /f".
  • If permanently deleted, use professional recovery tools.

5. What Are the Best Free Word Processing Programs?

  • LibreOffice Writer
  • Google Docs
  • WPS Office
  • Zoho Writer

6. How Do I Install an Operating System on a New Computer?

  • Create a bootable USB using "Rufus."
  • Insert the USB and boot from BIOS.
  • Follow the installation instructions for Windows/Linux.

7. What Is an SSD and Is It Better Than an HDD?

  • SSD (Solid State Drive) is faster, quieter, and more energy-efficient.
  • HDD (Hard Disk Drive) is cheaper and offers more storage capacity.
  • SSD improves system performance, while HDD is better for storing large files.

8. How Can I Protect My Privacy Online?

  • Use a VPN.
  • Regularly clear browser cache and cookies.
  • Enable 2FA (Two-Factor Authentication) wherever possible.
  • Avoid sharing personal information on unverified websites.

9. How Do I Set Up a Wireless (Wi-Fi) Network at Home?

  • Access your router via its IP address (e.g., 192.168.1.1).
  • Change the default router password.
  • Set security to WPA2/WPA3.
  • Use a strong Wi-Fi password.

10. What Are the Most Common Causes of Laptop Overheating and How to Prevent It?

  • Dust buildup in fans – clean regularly.
  • Worn-out thermal paste – replace if needed.
  • Poor ventilation – use a cooling pad.

11. How Do I Remove Malware or Spyware from My Computer?

  • Run a scan using Malwarebytes.
  • Use Windows Defender Offline Scan.
  • Manually remove suspicious programs from the Control Panel.

12. What Is a VPN and How Do I Use It?

  • VPN (Virtual Private Network) provides a secure and anonymous internet connection.
  • Recommended services: NordVPN, ExpressVPN, ProtonVPN.
  • Install the app and connect to the desired server.

13. How Can I Back Up My Data?

  • Use an external hard drive.
  • Cloud options: Google Drive, OneDrive, Dropbox.
  • Create a system backup using the "Backup and Restore" feature in Windows.

14. What Are the Best Video Editing Programs?

  • Free: DaVinci Resolve, Shotcut, OpenShot.
  • Paid: Adobe Premiere Pro, Final Cut Pro, Sony Vegas.

15. How Do I Fix Slow Internet Speed?

  • Restart the router.
  • Connect directly via a LAN cable.
  • Check if someone is consuming bandwidth (e.g., torrents, streaming).
  • Contact your provider if speed is lower than the agreed rate.

16. How Do I Connect My Computer to a TV?

  • HDMI cable – the easiest method.
  • Wireless – use Chromecast, Miracast, or AirPlay.

17. What Is Cloud Storage and How Do I Use It?

  • Cloud storage allows you to save files online.
  • Services: Google Drive, Dropbox, OneDrive, iCloud.
  • Benefits: Access files from any device, secure backup.

18. How Do I Reset a Forgotten Windows Password?

  • Use the "Forgot Password" option on the login screen.
  • Boot from a USB drive and reset the password using "chntpw" (for advanced users).

19. What Are the Best Programs for Ransomware Protection?

  • Bitdefender Anti-Ransomware
  • Malwarebytes Anti-Ransomware
  • Acronis Ransomware Protection

20. How Can I Optimize My PC for Gaming?

  • Update graphics card drivers.
  • Enable "Game Mode" in Windows.
  • Disable background processes that consume resources.
  • Overclock your GPU if possible, ensuring proper cooling.

These are the most common IT questions and solutions that can help users in Serbia solve technical issues. If you need further assistance, feel free to contact us!



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