How do we see the processes / applications on Mac, who have internet connections?

There are scenarios where we need to know what applications or services on macOS have internet connection. Whether we want to detect an application that uses an internet connection in an unjustified way to transfer sensitive data from Mac, either we want to set certain rules in a firewall or we want to limit them… Read More

What does Public IP and Private IP mean? Address - Differences and Usage

Neither the Internet nor maclocal computer networks (LANs) could not exist without IPs, and often when we have a problem connecting to the Internet, a print, smart TV or another device, we need to know the address Public IP and / or Private IP address. Whether we are talking about IPv4 or Read More

What is TPM and why is it necessary for Windows 11?

We already know that on October 14, 2025, Microsoft will stop supporting the operating system Windows 10, and the biggest concern of users of Windows, is that they will not be able to install Windows 11 if the PC does not support TPM. Before we see why TPM is a requirement of system / hardware requirements Read More

Fix NGINX Error: could not allocate new session in SSL session shared cache “le_nginx_SSL” while SSL handshaking

A typical web server error with NGINX and Certbot, which I recently discovered in error.log: It is an error that occurs sporadically, only in certain scenarios and most often on high traffic websites. Large number of queries. "Le_nginx_SSL", as can be deduced from the name, is responsible for the SSL sessions served… Read More

When he will be withdrawn Windows 10 and what PC we need for Windows 11. Windows 10 end of life

Immediately after Microsoft unveiled the future operating system Windows 11, many have wondered what will happen in the near future with Windows 10. If we can still install Windows 10 and if we receive more updates after Windows 11 will be available to the general public. The concern of many is justified, especially as… Read More

How to increase performance Windows 11 si Windows 10? Faster computer or laptop

We all want to have computers that run well, not get stuck when running various applications or when opening files. Plus we like the visual effects of Windows 10 si Windows 11. The start menu and taskbar with transparent effect, animated effects when closing and opening a window in Windows ... Read More

How to customize the Start in menu Windows 11 - Recently opened files, applications and folders

Windows 11 Start Personalization

The first feature that stands out at Windows 11 is the new graphical interface. The "Start" button located on the center of the taskbar (TaskBar) and the new widget field in which it seems that Microsoft really wants to promote the flow of news and news from MSN. I still haven't figured out how to remove streams of… Read More

What are .DLL files and what to do if one of the systems / DDL are missing File was not found

We often meet on Windows operating system or application errors caused by missing a .DLL file. MSVCR120.dll, nvumdshim.dll, MSVBVM50.DLL, MSVCRT10.dll are just some of the DLL files that have caused problems in various scenarios and about which we have mentioned how to fix errors caused by their lack. What are files… Read More