Installing KDE on a Xfce installed system

Greetings to all of you. I am a new member. I’ve been a new TW user for about 2 months. I started using SUSE in 1998 in dual-boot with my first Windows 98 PC. After about 10 years I stopped using Linux and have always and only used Windows. I’ve been using Opensuse TW in vm VirtualBox and Vmware for about 2 months. I tested about 12/13 different distros. I was able to immediately discard Ubuntu and spins because I didn’t fit. I enjoyed Linux Mint among its derivatives. I also really like 2 other distros: OpenSuse TW and Fedora. Of all the distros I finally decided to install only Opensuse TW on the notebook. My old Acer 6293 from 15 years ago supports it very well. While it doesn’t support Windows 10 very well. I installed the Xfce DE with Discovery for Flatpak support. I’m considering installing the KDE DE. Would it be too heavy for my old man? Thanks in advance for any clarifications. I would like to conclude with my compliments to the developers of TW. This system, for me, has always been the most stable and complete… Ciao

Welcome to the openSUSE forums.

I have made a new topic of your question, because it is a new question.

HI. Thank you. I forgot to mention the hardware information. Excuse me. The Acer 6293 has 4GB of RAM and I replaced the HD with SSD. The system with Xfce is very responsive (especially compared to Windows 10) With the DE Xfce I have a very low ram consumption of around 800-850 mb. I don’t know how much more RAM KDE requires. The only limitation of the Xfce DE is the functioning of Flatpaks with Discovery. It’s definitely due to my amateur limitations.

You normaly add another DE with YaST > Software > Software Management; then from the View menu: Patterns; Under Graphical Environments choose what you want to add (e.g. KDE, or more) and Accept lower-right.

Then, on the graphical login screen, the user can choose what he wants to use at that moment in time (where this is depends on the Display Manager used). Juts see if your system works fine with it or not.

But 4GB is not really much. When you can upgrade that to 8 GB, you will be much better off with KDE.

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@Keyran17 Use the command line? flatpak search <something>, flatpak --user install <some_flatpak>, flatpak list, flatpak --help :wink:

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My name is Mauro, and I write from Italy. Sorry for my rudeness for not introducing myself. On weekends I’m with my children and I always have little attention… the Acer 6293 is equipped with an Intel Core2Duo P8400 at 2.26 Ghz and a maximum of 4 GB of RAM. I have little experience with the command line. I have much more experience with Fedora’s DNF and DNF5. In recent months with Opensuse tw and Fedora 38 I have been able to really appreciate the stability of Opensuse tw (I have never tried the other one which I think is called leap). My systems in vm with Opensuse have always been the only stable ones. I have no experience with hardware installations yet. What I really appreciated in vm, despite the rolling policy of OS TW, was the incredible solidity of the installations. I tried Gnome… but it’s not for me. I really liked Xfce (maybe because I’m a mature user :)) but I needed Discovery to get to Flatpaks.

Hi everyone. I would like to thank everyone for their interventions to help me. I finally installed the system with KDE DE. RAM consumption is higher. However, I found myself in the login menu, I don’t know how because I didn’t install IceWM. In practice, both are fine for my old notebook. Thanks again!!! Mauro

IceWM is simple, easy to use, compact, and usually installed automatically as a fallback to full boat DEs, available to determine whether X is responsible for an observed problem, or the DE.

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Good evening,

I would like to update you on the latest developments. I really like Tumbleweed. After various tests, I finally found myself forced to choose the least appreciated desktop. For me: Gnome. For now it is the most stable with my hardware. It certainly consumes a lot of ram; however I have also noticed that my old laptop still manages it well. I would have preferred KDE DE but I was not able to make it stable. I had too many problems.

Thanks again for your help.

Sincerely,
Mauro

I installed KDE only without Xfce. It actually turned out to be lighter than I thought. RAM consumption is slightly higher than DE Xfce. The problem is the KWallet app and PIM suite. Without these components my system is unstable: Discovery keeps crashing. I have these problems on the Acer notebook but also in the 2 Virtualbox VMs. Unfortunately both KDE PIM and Kwallet are too invasive. Are you aware of a solution?

Well, this “old man” has been running TW since the dawn of its existence, and still running it - with KDE Plasma as my default.

Absolutely zero probs with Discover, and I have uninstalled the KWallet app and all of the KDE PIM suite, because I don’t use those. Two desktops and two laptops all run TW.

Surprised Discover crashes - if you execute it from the command line, what errors are shown (?)

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Please, this seems to be a new question/problem.

Always start a new topic in such a case. For several reasons:

  • the new question might fit better in a different category;
  • the new questions will not be covered by the old title;
  • the new question is now hidden at the end of a topic that is solved and thus nobody will look at it anymore;
  • people that browse through new threads to see if there is something they can help with, will not see the new question;
  • the thread will become a confusing one with several topics mixed.
  • maybe even more.

So please start a new thread in the best fitting category with a good title.

HI. Thank you for expressing your experience. I tried KDE (my favorite desktop) with Fedora 38 and 39 Opensuse Tw and kubuntu. They all gave the same problems. I use an old Acer 6293 and an Intel Nuc 12 with Virtualbox vm. Tumbleweed was the most stable across both systems. In the VMs I used all possible combinations to seek stability and low RAM consumption. Now I just finished a new installation in vm with PIM excluded from the installation and Kwallet uninstalled immediately on first startup. I finally abandoned Fedora and tested Kubuntu 23.10 alpha just out of curiosity. I’m disappointed with Fedora but excited about TW. I need to figure out what I’m doing wrong in the settings. And I’m still inexperienced with zypper… I’ll get to it over time. Thank you

Hello, you’re right. In case of further problems with KDE I will open a new thread. Thanks for your patience. Greetings