25
votes
Accepted
How can I compress my .PDF (two pages) to less than 100 kB?
Below 90 value the text in pdf is not visible clearly and I am sure my application will be rejected then.
It's a scanned document. That means it's not text, it's an image of the page. PDF supports ...
24
votes
Samsung M2070W scanner no longer working in 17.10
I just got the scanner from Samsung M2070FW running with Ubuntu 18.04. Just follow these steps:
Get UnifiedLinuxDriver-1.00.37.tar.gz from this site and unpack it, open a terminal and do:
cd /...
21
votes
Accepted
How should I install HPLIP binary/proprietary plugin/driver for my HP printer or printer+scanner?
For HPLIP from APT make sure that you have installed hplip-gui package. If it is not installed - install it with:
sudo apt-get install hplip-gui
According to official HP documentation we need to ...
20
votes
Install Canon LiDE 300 / 400 on Ubuntu 18.04
For Ubuntu 20.04, this scanner does not work straight forward.
The ippusbxd driver tries to get the USB device, and it locks it.
In dmesg -w there is a line:
usb 1-11: usbfs: process 5756 (ippusbxd) ...
18
votes
Brother scanner not working in Ubuntu 16.04 though driver installed
I was facing the same issue with my MFC-7840W, but I finally was successful.
Here are my notes:
Install brscan3, or another variant of brscan according to your model:
sudo dpkg -i brscan3-0.2.11-5....
17
votes
How can I compress my .PDF (two pages) to less than 100 kB?
Since a filesize-optimized scanned document is probably going to be black and white, .pbm is a monochrome bitmap format that seems perfect for this, and you can covert that back into a png to embed in ...
16
votes
Install Canon LiDE 300 / 400 on Ubuntu 18.04
Download the scanner's linux driver from the Canon website. It's the same driver for related models: scangearmp2-3.70-1-deb
Unpack and install the driver from the download directory:
./install.sh
...
16
votes
Accepted
How to install HPLIP on my Ubuntu to support my HP printer and/or scanner?
Currently Ubuntu have the following HPLIP versions in universe pocket:
bionic (18.04LTS): 3.17.10+repack0-5
focal (20.04LTS): 3.20.3+dfsg0-2
hirsute (21.04): 3.21.2+dfsg1-2
impish (21.10): 3.21.6+...
15
votes
Brother printer does not work after installation
I had problems while installing a Brother HL-L2365DW on Ubuntu 16.04 as a network printer. I've used the official Brother linux-brprinter-installer from their website but the printer was not working. ...
13
votes
How can I make a detailed report of ClamAv scan results (location of infected files)?
I use sudo clamscan / --recursive | tee clamscan.log, so that I can both watch the results go by, and inspect the whole output afterward.
13
votes
Scanner Not detected by Simple Scan
I had a similar issue:
I have an HP All-in-One printer which includes also scanner.
The printer worked OK, but the scanners didn't.
The device was pinged properly (also the HTTP interface worked OK).
...
12
votes
Brother scanner not working in Ubuntu 16.04 though driver installed
I had a similar problem with the dcp-135c and Ubuntu 16.04 (upgraded from 14.04).
The solution for me was the following:
Install all drivers from brother website as normal
Open this file: sudo nano ...
12
votes
Samsung M2070W scanner no longer working in 17.10
See the bug report of this problem and the workaround that I posted in that bug report. Let me sum it up here to help you out:
Link the files libsane-smfp* in the sane folder found at /usr/lib/sane ...
11
votes
Ubuntu 20.04, simple scan does not detect scanner
I have found a workaround for this problem that has really annoyed me for three months now on my HP Envy 4500 with embedded scanner connected via USB (printing was affected too).
Several bug reports ...
9
votes
Ubuntu and HP scanning
Step 1: Install hplip-gui
This app does not show up in Ubuntu Software Center. However, it can be installed from the terminal or synaptic. To install it from the terminal open a terminal by pressing ...
9
votes
Accepted
How can I install an IP scanner for Ubuntu 16.04 LTS?
Here are two that work reasonably well with Ubuntu 16.04 LTS.
The first one, arp-scan, accomplished the primary goal of ennumerating devices. The second one, nmap, is much more versatile and gives ...
9
votes
Samsung M2070W scanner no longer working in 17.10
For network Samsung scanners, put your scanner's IP address and optionally port anywhere in the file /etc/sane.d/xerox_mfp.conf:
tcp host_address [port]
It worked with my C460, probably would work ...
9
votes
How to get a Brother DCP-350C scanner working?
Short Answer
The drivers you found are old versions:
$ dpkg -l | grep Brother
ii brother-cups-wrapper-common 1.0.0-10-0ubuntu6 amd64 ...
9
votes
Accepted
Ubuntu (Linux) vs Windows device plug and play compatibility
Shortest answer: Yes.
Longer answer: Unless the device is brand new, strange, or just something that fell through the gap, anything plug and play on Windows will likely be plug and play on Ubuntu. ...
9
votes
Ubuntu 18.04 doesn't see the HP scanner
I have just finished a long install/uninstall session in order to solve similar scanning problem. I can not say this is the best approach but I can give a few points I hope this saves someone time.
...
9
votes
Accepted
How to setup Samsung M2070FW network scanner
I installed the scanner for Samsung-M2070FW on several devices with Ubuntu 18.04. Of course both devices (printer/scanner and Ubuntu client) had to be in the same network. Here is how I did it:
...
9
votes
clamav freshclam did not working
You're getting this error because the clamav-freshclam service is running in the background.
Stop it by typing sudo systemctl stop clamav-freshclam.service in a terminal.
Do the manual update ...
8
votes
How can I make a detailed report of ClamAv scan results (location of infected files)?
Apparently you have to tell ClamAv where to put your report of infected files. Looking at wiki it appears the software isn't stellar and there might be better packages to use if security is your first ...
8
votes
How can I make a detailed report of ClamAv scan results (location of infected files)?
If you type man clamscan in a terminal, you will see all the available options. One of them is -i which prints the infected files only. Typing clamscan -ir /folder for example would show you all the ...
8
votes
Xerox Workcentre 3025 scanner is not working (Ubuntu 17.04)
I found an answer here.
I run the following two commands:
a) sudo ln -sfr /usr/lib/sane/* /usr/lib/x86_64-linux-gnu/sane
b) sudo adduser $USER lp
Then, I updated the file /etc/sane.d/xerox_mfp.conf ...
8
votes
Ubuntu 18.04: scanner program does not detect scanner
Add a link & a file
The problem stems from missing symbolic links in the /usr/lib/x86_64-linux-gnu/sane (or, more generically, /usr/lib/$(uname -m)-linux-gnu/sane) to the Epson driver directory.
$ ...
8
votes
How can I compress my .PDF (two pages) to less than 100 kB?
Thank you all for helping me! Thanks @vidarlo! Your suggestion and ideas really helped me get through this and also a little bit of luck did the trick. I will mark your input as solution since it ...
7
votes
Accepted
Epson GT-S50 scanner not working after upgrade to 18.04 from 16.04
I found a word an affective workaround in the comments of the Ubuntu's sane-backends bug #1728012. I documented it as a comment on the bug report.
The problem seems to reside in missing symlinks to ...
7
votes
Accepted
Scangear driver for Canon TS3150 at Ubuntu 20.04 not working
I solved this using this Ubuntu Forums thread:
sudo apt remove ippusbxd
6
votes
Running Canon 120 LiDE scanner on Ubuntu 14.04
Now the canon LiDE 120 runs on Ubuntu 14.04 and tested in 16.04 as well, for this you have to do the following:
To add the SANE PPA so that you have the latest version of SANE (proposed)
or for (...
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