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  What Are WiFi and LiFi? In today’s digital world, wireless internet technologies are very important. Two major technologies used for wireless communication are WiFi and LiFi . Both are used to connect devices to the internet without wires, but they work in different ways. What Is WiFi? Wi-Fi is a wireless networking technology that uses radio waves to provide internet and data communication between devices. When you connect your smartphone, laptop, smart TV, or tablet to a wireless router and use the internet without cables, you are using WiFi. How Does WiFi Work? WiFi works through the following process: The internet connection comes from broadband or fiber internet. A WiFi router receives the internet connection. The router converts internet data into radio signals. Devices such as phones and laptops receive those signals and connect to the internet. In simple words: Router sends signals Devices receive signals Internet starts working Features of WiFi Wireless Internet No cab...

  Excel Inventory Management Dashboard – Complete Guide 2026 Introduction In today’s digital world, every business needs a proper system to manage stock, purchases, sales, and inventory records. Managing inventory manually can create many problems such as calculation errors, stock mismatch, and data loss. That is why an Excel Inventory Management Dashboard is considered one of the most useful tools for small and medium businesses. In this article, we will understand a complete Excel Inventory Management Dashboard that includes customer details, vendor records, product management, purchase entries, sales records, and inventory tracking systems. This dashboard is very useful for small businesses, shop owners, wholesalers, retailers, students, and beginners who want to learn advanced Excel inventory systems. What is an Excel Inventory Dashboard? An Excel Inventory Dashboard is an automated spreadsheet system where businesses can manage and monitor all inventory-related data in one pla...

 How to Do Mailing with WPS Sheet (Complete Guide) Mailing using spreadsheet data is a common requirement for students, businesses, and office work. Whether you want to send results, notifications, or promotional messages, using a sheet can save time and help you manage large contact lists efficiently. Although WPS Sheet does not provide a fully automated mail merge system like Microsoft Excel combined with Outlook, there are several practical and effective ways to perform mailing using your spreadsheet data. In this guide, you will learn different methods to send emails using WPS Sheet, ranging from simple manual methods to more advanced techniques. 🔷 Understanding the Basic Concept Before starting, it is important to understand how mailing with a spreadsheet works. A spreadsheet typically contains structured data such as names, email addresses, and messages. This data can be used to send emails either manually or through a mail merge system. For example, your sheet may look like...