How big is the file? Some providers have a max attachment size. You may have to lower the megapixel on the phone so the file size is smaller so that it will go through. Other than that are you using the same address to send that you receive? If not, make sure that address isn't marked as...
Are the network card drivers up to date? Go into device manager, expand network controllers, right click on the correct network device and click on properties, then click on the driver tab and take a screenshot and post it here.
There has been known issues with 13th and 14th gen cpu's for quite some time. I'm not sure about retail motherboard updates but it seems Dell has updates available.
I have the 14600K and haven't noticed any issues.
Use revo uninstaller to get rid of chrome and then use edge to download a fresh chrome install file.
https://12e557b1175a7f6f65c3-390eba73bffb52d4919a107aa9000374.ssl.cf1.rackcdn.com/revosetup.exe
Get latest version of chrome here.
https://www.google.com/chrome/
Thats not always the case...
Have you tried using different web browsers? Scanned for malware using Malwarebytes?
Have you tried using the bottom pcie slot for the video card? Just pulling at strings here.
Then it seems you have a major windows system issue going on then. So do this. Run command prompt as administrator. Type CMD in search box and find it in the list and then right click on that and click on run as admin. Then type the following and hit enter.
SFC /scannow
Note the space...
You will most likely need a 240 volt to 120 volt converter if UK voltage is 230-240 volts. If you have the correct power cord for the computer I assume you just need the step down Something like this I would assume...
The driver date and version will be here. Unless you are connected via onboard video port instead of video card or something is up with your motherboard, I can't see the same thing happening to a different video card.
According to online search it's either needing an updated bios, new battery, charging port or there is something up with the charging system. Would have to be taken in somewhere to verify.
Follow this guide to add an account.
https://www.tenforums.com/tutorials/5440-add-local-account-microsoft-account-windows-10-a.html
You have to use Settings not control panel. It's been like that since windows 8 I believe.
Just create a new local account, name it whatever and set it as administrator. Log out of that account and log into the other one and then delete your account. The new owner can either create a new account or rename existing.
Go into device manager expand sound, video and game controllers. Right click on your specific audio device and click on properties, then driver tab and post a screenshot of it. You may just need an updated audio driver instead of a generic one.
The only thing I can say is that the partition table looks intact, drive is still formatted and shows nothing is on that drive. So not sure where your data has gone unless its on a different drive like that external My Passport drive? You do have a "new volume" drive there with no drive letter...