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Unanswered Questions

11,224 questions with no upvoted or accepted answers
6 votes
0 answers
14k views

Easy way to recover Windows.old folder after Windows 8 PC Refresh?

I recently did a Windows 8 PC refresh, hoping it would solve an issue I'm having, which it didn't. Now I'm hoping there's an easy solution for undoing the refresh. Is there an easy way to recover any ...
6 votes
3 answers
6k views

How can I troubleshoot VirtualBox port forwarding from Windows guest to Mac OS X host not working?

There is a plethora of questions about VirtualBox port forwarding problems but none with my specific details. Details of setup: I have a Windows 7 Professional 64bit install living in VirtualBox 4.1....
6 votes
2 answers
13k views

Bluescreen Stop 0x00000027 RDR_FILE_SYSTEM after cloning system on new HDD

A couple of months ago I got a new 500GB HDD for my no-name-brand Laptop PC and I cloned the complete Win 7 Pro 32bit system with clonezilla from the old 70GB drive to the new one. At first everything ...
6 votes
2 answers
5k views

How can I mix and map sound channels in Windows?

The built-in windows mixer, which can be accessed through Volume Control, allows users to change the output volumes of individual applications. I would like something similar but with additional ...
5 votes
2 answers
8k views

Ubuntu VM hangs in VirtualBox under Window 10: "watchdog BUG: soft lockup - CPU#0 stuck for 23s"

This is Windows 10 with VirtualBox installed and Ubuntu virtual machine with Apache server. Often CPU hangs on the Ubuntu virtual machine, taking up to 50% host CPU usage with no response at all, when ...
5 votes
1 answer
1k views

Why is my newly formatted (NTFS) 4 TB external hard drive has a Total Reserved Clusters of 4.7 GB?

I just bought a new external HDD (WD My Book 4 TB, it's my 3rd of the 4 TB variant). As per usual, I formatted it using NTFS with 4KB cluster size because I'm using Windows 10, but then when I checked ...
5 votes
0 answers
530 views

Some USB devices not working properly on a new W10 x64 machine

Can you help me with a problem that I have with some USB devices not working properly on a new built machine. I hope you will be able to help me, being myself a power user, but here a little lost in ...
5 votes
2 answers
19k views

VM got 10.0.x.x address instead of 192.168.x.x address?

I've searched the similar question (and prepared to be downvoted too). I'm new to virtualbox, and I have Ubuntu-server-VM (with guest addition installed) run on my Windows-10-Host using VirtualBox-5.2....
5 votes
2 answers
8k views

Boot a physical disk with EFI in VirtualBox Ubuntu 18.04 host

I used to use legacy BIOS booting on this machine to dual-boot Ubuntu 16.04 and Windows 10 across three hard drives. I used GRUB to boot to Ubuntu on an SSD and HDD combo and Windows 10 on it's own ...
5 votes
0 answers
7k views

Drive missing from Optimize Drives since upgrade to Windows 10 1803

Since upgrading Windows 10 (Pro) to version 1803, one of my drives is missing from the Optimize Drives list. The drive in question is, my D:-drive, a software-defined RAID-0 (striped) over two disks. ...
5 votes
1 answer
4k views

fsck_exfat: Could not update main boot region: Bad file descriptor - Mac OS X - external hard drive

My external hard drive (seagate barracuda with good SMART status insidev erbatim 4TB store 'n' go) has 3 main partitions: 1) ntfs 2) hfs+ for time machine backup 3) exfat to transfer files between ...
5 votes
0 answers
1k views

Will the write pointers in drive-managed SMR drives ever be reset?

I own a Seagate Expansion Desktop 5TB external hard drive, containing a ST5000DM000 according to hdparm. While information found on the internet is inconclusive, I strongly suspect that this drive ...
5 votes
1 answer
2k views

Windows 10 dynamic mirror showing "Failed"

I had Windows 7 running 2 x 1TB hard disks in a dynamic mirror setup. I had this for many years and it worked just fine. I recently installed Windows 10 on a new SSD. Everything booted fine but my ...
5 votes
1 answer
1k views

Why file copy speed is initially higher than in average?

What is the explanation of the following phenomenon observed in local file copy speed? As you can see, it keeps stable at 120 MB/s, but at the beginning, it was nearly double of that. Is there some ...
5 votes
0 answers
440 views

KVM switch switches automatically on VirtualBox usage

I am using KVM switch Multico EW K1904U. The problem is that it confilcts with Oracle virtual box somehow. Particularly, if I am terminating virtual machine on computer 1, it switches to computer 2 (...

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