Invalid Signature Kali Linux update Fixed

Invalid Signature Kali Linux update Fixed If you don’t update Kali regularly, then your archive-keyring package is outdated, and you’ll get key mismatches when working with Kali Linux repositories. So when one try to execute command sudo apt-get update will get error as below: W: Failed to fetch http://http.kali.org/kali/dists/kali-rolling/InRelease The[…] Continue reading

Fix Windows 10 Update Failed

https://support.microsoft.com/en-us/help/10587/windows-10-get-help-with-upgrade-installation-errors

Fix Windows 10 Update Failed In this article we will learn how to fix windows 10 update failed or error. This method work for all error code. Step 1: Open the drive where windows is installed mostly it will be C:\ drive. Go to Windows folder. Step 2: Scroll down[…] Continue reading

Linux Screen

Linux Screen Linux Screen allows you to: Use multiple shell windows from a single SSH session. Keep a shell active even through network disruptions. Disconnect and re-connect to a shell sessions from multiple locations. Run a long running process without maintaining an active shell session. Starting Linux Screen Screen is[…] Continue reading

Display Wifi Password in Mac via Terminal

Display Wifi Password in Mac via Terminal Given the complexity of some wi-fi network passwords combined with the general infrequency of entering them and that they’re typically saved on use, it’s not terribly unusual to forget what a specific routers wireless password is. Fortunately, if you’re on a Mac, there[…] Continue reading

Bluetooth Device Battery Status Mac

Bluetooth Device Battery Status Mac In This article you will come to know how you can use command line to check battery status of bluetooth device like keyboard and mouse. The command we will use is “ioreg”, shows Input/Output Kit registry. For Keyboard: Open terminal, copy and paste the below[…] Continue reading

Port Forwarding

Port Forwarding In computer networking, port forwarding or port mapping is an application of network address translation (NAT) that redirects a communication request from one address and port number combination to another while the packets are traversing a network gateway, such as a router or firewall. This technique is most[…] Continue reading