How to ....
... turn off all Firefox addons in one go (This is one way to do it)
Create a second or third or fourth etc new profile
This is how. Place this in the search engine:-
about:profiles
This comes up:-
"This page helps you to manage your profiles. Each profile is a separate world which contains separate history, bookmarks, settings and add-ons"
Click: Create a New Profile
Once new profile has been created then set as default.
Launch profile
Now a complete unclutterd Firefox starts afresh. Set up as you require.
To get back to your original Firefox set-up, enter about:profiles again and change the default
.... edit your windows 10 host file.
Press the Windows key, type notepad in search.
Right-click notepad and choose run as administrator.
In notepad, click file then Open.
In the file name paste in the following path (Encoding: change to ANSI)
c:\Windows\System32\Drivers\etc\hosts
Change as required then save.
... recover from the Black Screen of Death!!
After updates, your screen goes blank, usually black.
One solution to fix the problem:-
Control / alt / delete (press in that order and keep pressed)
When a screen comes up, let go of the buttons and click on the power icon at the bottom right hand side of screen.
HOLD the shift button down (BEFORE you click on restart)
Click on restart then wait. (then let go of the shift button)
Click on troubleshoot
Click on advanced options
Click on start up repair
( "please wait" )
"Shoose an account to continue"
Enter password (if requested)
Click continue
Long wait
If above does not work then repeat and choose undo updates....
... replace/remove background from a video using OBS (https://obsproject.com/)
with addons:- https://github.com/royshil/obs-backgroundremoval/releases/tag/v0.4.0 (found at the bottom of page)
Tutorial:- https://www.youtube.com/watch?v=rRzkFyd417Y
1) Under 'sources' click '+'
2) Select option
3) Media source
4) Create new - OK
5) Browse - Find - Open
6) OK (Video should start playing)
7) Under 'Sources' click on media we are using
8) Click on 'Filters' (just above sources)
9) Use top box (audio/video filters) Click on '+'
10) Click on 'Background Removal' - OK
11) Make adjustments if necessary. Change background colour to green - OK - Close
14) Click on (under sources) media you are using.
15) Click on 'Filters' - bottom box - '+'
16) Select 'Chroma' key - OK - make adjustments if necessary - close
17) Under 'Sources' click '+'
18) Select item you require
19) example: 'Media Source' - Create new - ok - Browse - etc. etc. - open - tick 'Loop' - OK
20) The second media should now emerge on screen. Stretch to fill.
21) Under 'Sources' drag 'Media Source 2' to below original media source
22) On the right hand side of 'Filters' two icons:- a small solid box (stop), a semicircular arrow (restart).
23) Under 'Audio Mixer' set volumes, or more important - turn off all audio sources you are not using.
24) To save - press 'Start Recording' on right hand side. Watch timer just above and stop recording when necessary.
...... indicate if your webcam has been turned on
Press windows key
Type 'regedit' in search
Right click on regedit and run as administrator
Open up file'HKEY_LOCAL_MACHINE'
Open up file 'SOFTWARE'
Microsoft
OEM
Device
Capture
Double click on 'NoPhysicalCameraLED'
Change 'Value data' to number 1
Click OK
Close everything down and run any program that uses webcam.
For a split second 'Camera On' comes on at the top left of your screen.
Turn off program and 'Camera off' comes on for a split second.
....... bypass the password in windows 10
(Three variations of words, but still use the same basic method)
Control / alt / delete (press in that order and keep pressed)
When a screen comes up, let go of the buttons and click on the power icon at the bottom right hand side of screen.
HOLD the shift button down (BEFORE you click on restart)
Click on restart then wait. (then let go of the shift button)
Click on troubleshoot
Click on advanced options (or reset this PC if you want to wipe everything)
System image recovery
Block comes up "Windows cannot find system image on this computer"
Cancel this option.
Choose 'Select a system image'
Next
Choose advanced.
Trick computer. Click on 'Install a driver' (We are not going to install a driver)
Block comes up:- "Insert the installation media ......."
Click 'OK'
Now we are inside the computer.
Should be showing (or if not you need to find it!) 'System32'
Scroll down to find 'UTILMAN'
Right click and change it to say something like 'UTILMANb'
Refresh
Double check that the file has been renamed.
Now search for 'cmd' file
Right click and now rename this to 'UTILMAN'
Refresh
Double check that the file has been renamed.
Now you should have 'UTILMAN' and UTILMANB'
Cancel
Cancel
Cancel
Now click on "Continue. Exit and continue to Windows 10"
Wait until system boots up (will show login page again)
Bottom right hand corner click on the 'Ease of access button' (three quarters of a clock)
This is where the hacking begins!
Command prompt should now show (Black screen with text)
It should say something like:- c:\WINDOWS\system32>
Type in:- net user
It should say something like:- c:\WINDOWS\system32>net user (don't forget the space between net and user)
Press enter
It should now show all the users:- Administrator, computer user, second user etc etc .....
Use the user as shown on start up screen. eg John Smith
Now type:- c:\WINDOWS\system32>net user John Smith * (don't forget the spaces) (the * is usually above the number 8)
((If John Smith (with space between words) you need to put John Smith in quotes:- "John Smith"))
Press enter
Then it comes up with "Type a pass word for the user:"
You can either put in a password and click enter or just click enter if you don't want a password
"Retype the password to confirm:"
Repeat above. You can either put in a password and click enter or just click enter if you don't want a password
Press enter again to confirm.
Close this window
When the system starts up again, click the arrow on the right hand side of where the password is usually written
Et voila. You should be in.
Don't forget to change back when done
'UTILMANb' back to 'ULTIMAN'
'ULTIMAN' back to 'cmd'
Another method if you get problems:-
If you cannot find 'ULTIMAN' an alternative is:- sethc
(If you cannot find this either, this may be on a different drive)
If so, go to the top 'Look in...' - This PC - Local Disk - Windows - System 32 - sethc
Change this to say:- sethc7
ENTER
Now find:- cmd - right click and copy
Scroll right down to bottom and paste to here at the end of list
Now rename this to:- sethc
ENTER
Close everything down
Restart computer.
Hit shift key 5 times
Note: If you wish to enter a new password, as you type it in it may not show on screen
When finished type exit and then press enter. This removes the command prompt screen.
Continue as above....
Other variations:-
magnify - magnify1 - refresh
cmd - magnify - refresh
After closing down:-
ease of access - click magnifier
If John Smith (with space between words) you need to put John Smith in quotes:- "John Smith"
Don't forget to change back when done
(Don't forget to refresh when renamed)
..... find your wi-fi password (but only if you use a device that already has it stored)
Hit the windows key
In search enter:- cmd
Click on cmd to open up
Type or Copy and Paste command:- netsh wlan show profile
ENTER
Type or Copy and Paste command:- Netsh wlan show profile name=”Enter YOUR Wi-Fi name here” key=clear
ENTER
Under security settings - Key content:- Password is revealed
How to avoid tracking in Firefox (one suggestion):-
Settings
General
Network Settings (at the bottom)
Settings
'Enable DNS over HTTPS'
OK
"Windows Speech Recognition lets you control your PC by voice alone, without needing a keyboard or mouse"
(Use your voice to activate stuff, including write emails!) :-
Settings
Accessibility
Interaction section
Speech
Windows Speech Recognition
Turn slider to on
Click on download
Follow instructions
To launch "Voice access wake up" or :-
'Windows logo + Ctrl + S' to turn speech recognition on or off
(To see all commands say "What can I say")
Note: Make sure your system is set to the correct input device (external or built in microphone)
All command suggestions found at this link:-
Skype not loading - "Unable to connect to internet ..." even though you are online.
Control panel
Internet options
Connections
LAN Settings
'Automatically detect settings' should be only one ticked
YouTube tips:-
https://www.youtube.com/watch?v=Es0pXG4b5jU
How to reset Chromebook (1):-
Alt + Ctrl + Shift + r (Hold down at same time)
Powerwash
How to reset Chromebook (2) :-
Esc + refresh (semi circle with arrow head) (Hold down at same time)
Power on
Keep holding down Esc and refresh until screen changes
"Please insert a recovery USB or SD card ...."
Control + d
Follow screen instructions
How To Reset Your Chromebook From Sign In Screen
https://www.youtube.com/watch?v=Suhg9ChW-uw
How to find your wifi password (assuming you are logged into your system)
Control panel
Network and Sharing Centre
Access type connections:- Click on blue highlighted text
Wireless properties
Security
Network Security Key:- Tick box to reveal
Black screen of Death (Windows 11) Get out of it using 'System Restore'
ctrl - alt - del
Hold down shift key (upwards arrow on left hand side)
Click restart (bottom right hand side)
Troubleshoot
Start up settings
Restart
'Safe mode with command prompt'
Enter
Type "msconfig" (may have to mouse click first to be able to type)
Enter
Tools (along the top)
System restore (at the bottom)
Highlight then 'Launch'
'Choose a different restore point'
Next
'Show more restore points'
Highlight
Next
Confirm your restore point
Next
Wait a long time !!!!
Black screen of death. Solution.
https://www.anyrecover.com/tips/windows-11-black-screen-of-death/
.... USB not showing up when you plug it in!
Windows 10/11
Start
Search
Type in:- computer management then select it (or it could be 'Create and format hard disk partitions')
Click on Disk management (Shows all drives)
Take note of your allocated disk number (0, 1 or 2 etc)
Close down this box
Start
Type in search cmd then select it (Black box comes up)
Type in diskpart then enter
('DISKPART>' should now come up)
Type in list disk click enter
Disk drives should now be displayed
(Results from earlier should confirm your disk and size)
('DISKPART>' should now come up again)
Type in select disk 1 (or 0, 2, 3 whichever it actually is) Click enter!!
It should then come up with 'Disk 1 is now the selected disk.'
('DISKPART>' should now come up again)
Type in:- clean then press enter (may wait a short while)
'Diskpart succeeded in cleaning the disk' should eventually display
('Please insert a disk into Removable Disk ( )' may come up. Cancel)
Close down black box
Start
Search
Type in:- computer management then select it (or it could be 'Create and format hard disk partitions')
Click on Disk management (Shows all drives)
On the centre, bottom panel, it should now be showing the full amount of space on the USB but unallocated
Right click on the unallocated space
Click on 'New Simple Volume'
'Welcome to the New Simple Volume Wizard' panel will come up
Just keep clicking Next (change some details as you go along if you want to)
Click on Finish
Now could be a short/long wait
It will EVENTUALLY start showing ‘Formatting’ and the percentage as it continues
At %100 it will (after a few seconds) bring up a 'This PC, Desktop, Documents etc' list with your newly formatted disk showing
Close all boxes down
THE END
YouTube reference: https://www.youtube.com/watch?v=hDI8YHhCwhQ