34
votes
All older printers are not working in macOS v11 (Big Sur)
What worked: I read the error logs on my printers. They pointed me to permission problems with /usr/libexec/cups. Perms should be 755.
To make this work:
System Integrity Protection should be ...
12
votes
HP Easy Scan - "HP Scanner 3" will damage your computer
This message happens when the certificate used to sign software gets revoked. The OS does check for revocations online so yes it blocks apps even if you don’t update the apps or the OS.
For HP ...
10
votes
Accepted
What is the difference between millions and billions in printer/scanner colour settings?
Old photos are unlikely to have colour depth in the millions nevertheless billions. In such a case, there is no point scanning images at anything higher than 24-bit. (See comments below.)
In a ...
9
votes
Accepted
Is there better third-party scanner software for OS X than Preview?
You may also want to look into the excellent VueScan. I haven't had a need for it in several years but back in the day it was really one of the best there is. Looks like it is still updated regularly.
8
votes
Accepted
Is it possible to scan an image from the command line?
I don't know of a way to do it with built in tools, but there is an OS X version of SANE that should be able to do exactly what you request (scanimage > image.pnm).
SANE
This is a TWAIN datasource ...
8
votes
Accepted
OS X - List all active sockets
From netstat's manual page:
The netstat command symbolically displays the contents of various network-related data structures. There are a
number of output formats, depending on the options ...
8
votes
OS X - List all active sockets
Another way to do it is to use lsof benefiting it shows the process that owns the sockets. Either combined with grep:
sudo lsof -n -i | grep -e LISTEN -e ESTABLISHED
(just use -e WAIT accordingly if ...
8
votes
Accepted
HP Easy Scan - "HP Scanner 3" will damage your computer
Edit: While the app now launches, it still won't let me scan. Found this https://forums.macrumors.com/threads/hp-driver-framework-broken-in-catalina-10-15-7.2262865/post-29100622 saying that the ...
7
votes
Accepted
How can I access my scanner directly without going through System Preferences?
The Image Capture application can do this for you. Just connect your printer and launch the application. It comes with OS X.
Image borrowed from: http://support.apple.com/kb/HT4505. You can also find ...
7
votes
Is it possible to scan an image from the command line?
You might also be interested in scanline, which does what you're requesting:
http://blog.scottkleper.com/scanline-command-line-scanner-for-mac/
(Disclaimer: I wrote scanline. It's free and open ...
5
votes
Duplex Scanning in OSX with non-duplex scanner with document feeder
There is also a free alternative with PDFSAM, that perfectly work on Sierra 10.12.4.
You can separately scan first odd pages (beginning with the first page) and then even pages (beginning from the ...
5
votes
Is there better third-party scanner software for OS X than Preview?
PDFScanner from the app store is awesome. Very fast. Simple. Achieves small file sizes.
4
votes
Disable automatic "overview scan" in Image Capture
If you (remember to) set the scan mode to document feeder, it won't do the overview.
4
votes
Reducing the size of a black-and-white scanned pdf
A great PDF compressor is Ghostscript (gs), which is native in most Linux distributions and easily installable for Mac OS X and Windows.
Daniel summarizes summarizes it best here, with the key quote ...
4
votes
iPad app to convert multiple photos to a single pdf
Even simpler than Pages, you can use iBooks
Step 1: Select all photos you want to combine into one pdf within
your Camera Roll, they should be in the order you want them combined
in
Step 2: Press ...
4
votes
Brother MFC Scanner not recognized any more
I experienced the same problem with macOS High Sierra 10.13.6 on a MacBook Pro 13" 2018 and a Brother MFC-j6510DW.
The solution is straightforward, you have to reset the printing system according to ...
4
votes
Samsung Easy document Scanner won't communicate with scanner on OS X Catalina 10.15
That is because Easy Document Creator uses several apps underneath and not all are 64-bit, as required by Catalina.
One of them is Select Scanner.app (in /Applications/Samsung/Samsung Easy Document ...
4
votes
Brother Printer works as a printer but not as a scanner
I had the same issue. For me it was the Brother Printer HL-L2380DW on Monterey, but the behavior was the same. I could delete and re-add the printer with no problem. It would print, but it would not ...
4
votes
Scan a QR code with your iPhone, iPad or iPod touch
It should float a yellow bracket round a recognised QR Code, with an abbreviated link underneath.
Tap that. It will go to the site in the link.
3
votes
Accepted
"Import from Scanner" greyed out in Preview app
You can try below steps:
In System Preference > Printers & Scanners, press Control and click the printer and click Reset Printing System. This will remove all your printers.
Go to Utilities and ...
3
votes
ScanSnap S1500M Time-out
I have one of these scanners and have noticed it can be sensitive to how it's connected on the USB bus. If the problem continues, try connecting it directly to a USB port on your Mac instead of ...
3
votes
How can I launch a printer scanner from Spotlight?
Easy,
Open System Preferences
Select the "Printers & Scanners" control panel
Select the Scanner that you want to create the shortcut for
Once the scanning window opens, right-click on the Scanner'...
3
votes
Duplex Scanning in OSX with non-duplex scanner with document feeder
The "fake duplex" in PDF Scanner works very nicely.
The things I find frustrating are:
Autocrop pages doesn't crop all pages in the batch the same. Sometimes it crops too much, so I avoid using ...
3
votes
Any program that can automatically split photos in one scan?
The builtin "Image Capture" in macOS does this just fine. Just set "Auto detection" to "Detect Separate Items". See here for a more thorough explanation: https://appletoolbox.com/how-to-scan-photos-...
3
votes
Simple scanning to PDF
BcScan
I was appalled at the lack of something like simple-scan for linux (no lengthy preview scan for each page, scan multiple pages into one document, scan directly to PDF, no frills, fast scanning)...
3
votes
"Import from Scanner" greyed out in Preview app
Turned out my problem was that the scanner wasn't connected. Plugging in the USB helped a lot.
3
votes
What is the difference between millions and billions in printer/scanner colour settings?
This is color depth.
The Billions setting takes more disk space, so unless you need really high resolution of colors or see banding or just don't care about larger file size or slow scan times, ...
3
votes
Does Apple have a public policy on what it will allow governments to scan their citizen's iPhones for?
The CSAM scanning is not being done by a government agency. Apple is working with The National Center for Missing & Exploited Children, a private non-profit group.
In their recently released ...
2
votes
Accepted
What scriptable OCR Software exists on OSX for a paperless office
OCRKit has both AppleScript support and a CLI. From their help page:
AppleScript
You can also script OCRKit to integrate it into your specific workflow.
For example process incoming files, ...
2
votes
Accepted
Printer problems
If it's working fine with your other computers over the same network, sounds like a possible driver issue. Here's a link to the drivers for the model printer you stated in your post.
Also, at the ...
Only top scored, non community-wiki answers of a minimum length are eligible
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