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Useful tutorials on various PC troubleshooting topics. Video tutorials.

How to fix iPhone (iTunes) error 14

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If you see this kind of message while trying to update or restore your IOS device through iTunes, "The iPhone [device name] could not be restored. An unknown error occurred (14)." or "The iPhone [device name] could not be updated. An unknown error occurred (14).", then you have arrived at the right guide that will show you how to deal with this issue and manage to update or restore the device eventually. In general, there is no single reason entitled to its appearance. The error may pop due to a number of reasons different in each individual case - badly connected USB cable, outdated software, system glitch, insufficient memory, compatibility issues, and other possible causes as well. Now, let's hop into the guidelines below. We encourage you to try each step in the sequence offered below until the issue gets finally resolved.

How to remove Kashima Ransomware and decrypt .KASHIMA files

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Kashima (KashimaWare) is a ransomware program - the type of malicious software designed to encrypt data and demand money for its return. Unlike other infections of this kind, the virus targets specific and quite unusual file formats - .config, .cfg, .js, .NOOB, .lua, .lw, and .tryme as well. It therefore modifies them with the .KASHIMA extension. For instance, a file like 1.js will change to 1.js.KASHIMA, 1.cfg to 1.cfg.KASHIMA and so forth with other affected data. As soon as this process gets done, Kashima displays a pop-up message (KashimaWare WARNING!) accross the whole screen.

How to fix Windows 10/11 Update error 0xc1900101

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0xc1900101 is a Windows error that pops while trying to install new updates or upgrade to Windows 11 using Installation Assistant. Failed installation is sometimes followed by messages like "Attempting to recover installation" and "Undoing changes made to your computer". It is also worth mentioning that 0xc1900101 may be presented with different suffixes when using Installation Assistant. This issue has no single reason for its occurrence. A broad spectrum of reasons has been involved in causing 0xc1900101 to pop - old drivers, insufficient disk space for OS upgrade, third-party conflicts, corrupted system elements, disk errors, and even outdated BIOS firmware. All of these causes are quite individualistic having a different impact on each person facing the error. In most cases, the error has been successfully solved using basic and non-complicated methods. We hope it will be no different for you. Follow our guidelines below to try each available method until it resolves the 0xc1900101 error.

How to fix iPhone (iTunes) error 9006

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Error 9006 is very similar to other iPhone issues (2015, 1110, 3194) we have discussed in previous troubleshooting articles so far. It appears when trying to update or restore an IOS device using the iTunes service. This is the message users receive while facing the error - ”There was a problem downloading the software for the iPhone ”iPhone”. An unknown error occurred (9006)”. It, therefore, stops users from successfully reaching the desired action, be it an update or reset from scratch. Error 9006 was examined to occur due to various reasons. Some of them are Connection issues, Outdated software, System bug, Third-party incompatibilities, and other causes as well. Below, we dedicated separate steps to all of these reasons that should potentially resolve the issue. Make sure you try each of the written methods to not miss a working solution.

How to remove Sorryitsjustbusiness Ransomware and decrypt your files

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Sorryitsjustbusiness is the name of a ransomware virus. Alike other infections of this type, it encrypts personal data and blackmails victims into paying a ransom. The encryption process may be easily spotted by looking at affected files. Sorryitsjustbusiness changes their original extensions to random characters and resets icons to blank. To illustrate, a file like 1.pdf may change to 1.pdf.ws9y, 1.png to 1.png.kqfb, and so forth with other random extensions and files. Following successful encryption, the virus creates a text note called read_it.txt and installs new desktop wallpapers. Both text note and wallpapers display information on how to recover the data. Victims are said it is necessary to buy an exclusive key to decrypt their files. The cost of this key is whopping 150,000$ to be paid in Bitcoin to the attached crypto address. After the transfer is made, victims should inform the swindlers by sending a message to their e-mail address (sorryitsjustbusiness@protonmail.com). If victims fail to do this within 24 hours after getting infected, the price for decryption will double. It is also mentioned that encrypted files will be deleted after 48 hours of victims' inaction. Based on the demanded amount of ransom, we can then assume that Sorryitsjustbusiness's aim is set on companies with a good level of earnings. As a rule, it is not advised to trust cybercriminals and pay the ransom they want.

How to fix iPhone (iTunes) error 2015

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Error 2015 is one of many iPhone issues that appears while trying to restore a device through iTunes. The reason why it occurs has no general explanation, but may be related to bugs with software not letting your iPhone establish proper communication with iTunes. Victims of this error receive a stop message saying "The iPhone could not be restored. An unknown error occurred (2015)". Some devices get stuck in the boot loop forcing users to see their screen struck in the same place. Such an error may also be faced by other IOS owners like iPad or iPod. Fixing the issue should not be a big problem as long as you know the right tools to use. Follow our guide to use them and restore your device successfully.

How to remove ANUBIZ LOCKER Ransomware and decrypt .lomer files

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Being part of the Babuk family, ANUBIZ LOCKER is a ransomware infection designed to encrypt data. It does so by using secure encryption algorithms and modifying the names of affected data with the .lomer extension. To illustrate, a file called 1.pdf will change to 1.pdf.lomer and reset its original icon to blank. After successfully restricting access to data, the virus then blackmails victims into paying a ransom. This is made through the How To Restore Your Files.txt text file which is created on compromised devices. The file says all valuable files have been encrypted and copied to servers of cybercriminals, all backups were deleted as well. Victims can potentially restore their data by purchasing special decryption software offered by the attackers. It is guided to establish contact with cybercriminals using their e-mail address to get further details on the decryption. Infected users are also allowed to attach one file in their message and get it decrypted for free. Should victims ignore these requests and linger with paying the ransom, cybercriminals threaten to start leaking collected files to dark web resources.

How to remove Qmam4 Ransomware and decrypt .qmam4 files

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Qmam4 is a high-risk infection categorized as a cryptovirus. The reason why it is named that way lies in its after-attack behavior - the virus demands victims to pay a sum of money in cryptocurrency upon blocking access to data. Such infections are also known as ransomware. They encrypt personal data and blackmail victims into paying the ransom. During encryption, Qmam4 attaches a string of random characters and the new .qmam4 extension to each affected file. For instance, 1.pdf will change to 1.pdf.{random sequence}.qmam4 becoming no longer accessible. Following this, Qmam4 creates a text file called C3QW_HOW_TO_DECRYPT.txt that illustrates how victims can unlock their data. It is said victims can decrypt and prevent important data from being sold on dark web resources. To do this, victims are instructed to contact cyber criminals using the Tor link. After getting in touch with the developers, they will supposedly tell you to send money in cryptocurrency and retrieve a special decryption tool afterward. Should victims refuse to follow instructions, the collected data will be leaked to the hands of third-party figures. Unfortunately, collaboration with cybercriminals might be the only way to decrypt your data and avoid publicly exfiltrated data. It is less likely that some third-party tool will be able to decrypt your data for free without the help of attackers.