Still happening on Ubuntu 18.04.2 with all the latest updates. Purging the Ubuntu one and installing the Debian one worked for me too. $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 18.04.2 LTS Release: 18.04 Codename: bionic $ sudo apt install ttf-mscorefonts-installer [sudo] password for hazrpg: Reading package lists... Done Building dependency tree Reading state information... Done The following additional packages will be installed: cabextract libmspack0 The following NEW packages will be installed cabextract libmspack0 ttf-mscorefonts-installer 0 to upgrade, 3 to newly install, 0 to remove and 0 not to upgrade. Need to get 86.7 kB of archives. After this operation, 261 kB of additional disk space will be used. Do you want to continue? [Y/n] y Get:1 http://gb.archive.ubuntu.com/ubuntu bionic-updates/main amd64 libmspack0 amd64 0.6-3ubuntu0.2 [37.4 kB] Get:2 http://gb.archive.ubuntu.com/ubuntu bionic/universe amd64 cabextract amd64 1.6-1.1 [21.8 kB] Get:3 http://gb.archive.ubuntu.com/ubuntu bionic/multiverse amd64 ttf-mscorefonts-installer all 3.6ubuntu2 [27.6 kB] Fetched 86.7 kB in 0s (470 kB/s) Preconfiguring packages ... Selecting previously unselected package libmspack0:amd64. (Reading database ... 227302 files and directories currently installed.) Preparing to unpack .../libmspack0_0.6-3ubuntu0.2_amd64.deb ... Unpacking libmspack0:amd64 (0.6-3ubuntu0.2) ... Selecting previously unselected package cabextract. Preparing to unpack .../cabextract_1.6-1.1_amd64.deb ... Unpacking cabextract (1.6-1.1) ... Selecting previously unselected package ttf-mscorefonts-installer. Preparing to unpack .../ttf-mscorefonts-installer_3.6ubuntu2_all.deb ... Unpacking ttf-mscorefonts-installer (3.6ubuntu2) ... Setting up libmspack0:amd64 (0.6-3ubuntu0.2) ... Processing triggers for update-notifier-common (3.192.1.5) ... ttf-mscorefonts-installer: processing... ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/andale32.exe Get:1 http://downloads.sourceforge.net/corefonts/andale32.exe [198 kB] Fetched 198 kB in 23s (8,470 B/s) ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/arial32.exe Get:1 http://downloads.sourceforge.net/corefonts/arial32.exe [554 kB] Fetched 554 kB in 5s (122 kB/s) ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/arialb32.exe Get:1 http://downloads.sourceforge.net/corefonts/arialb32.exe [168 kB] Fetched 168 kB in 3s (62.3 kB/s) ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/comic32.exe Get:1 http://downloads.sourceforge.net/corefonts/comic32.exe [246 kB] Fetched 246 kB in 3s (77.0 kB/s) ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/courie32.exe Get:1 http://downloads.sourceforge.net/corefonts/courie32.exe [646 kB] Fetched 646 kB in 4s (178 kB/s) ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/georgi32.exe Get:1 http://downloads.sourceforge.net/corefonts/georgi32.exe [392 kB] Fetched 392 kB in 3s (129 kB/s) ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/impact32.exe Get:1 http://downloads.sourceforge.net/corefonts/impact32.exe [173 kB] Fetched 173 kB in 1s (147 kB/s) ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/times32.exe Get:1 http://downloads.sourceforge.net/corefonts/times32.exe [662 kB] Fetched 662 kB in 30s (22.3 kB/s) ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/trebuc32.exe Get:1 http://downloads.sourceforge.net/corefonts/trebuc32.exe [357 kB] Fetched 357 kB in 1s (283 kB/s) ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/verdan32.exe Get:1 http://downloads.sourceforge.net/corefonts/verdan32.exe [352 kB] Fetched 352 kB in 1s (237 kB/s) ttf-mscorefonts-installer: downloading http://downloads.sourceforge.net/corefonts/webdin32.exe Err:1 http://downloads.sourceforge.net/corefonts/webdin32.exe Could not wait for server fd - select (11: Resource temporarily unavailable) [IP: 185.152.64.70 443] E: Failed to fetch https://datapacket.dl.sourceforge.net/project/corefonts/the fonts/final/webdin32.exe Could not wait for server fd - select (11: Resource temporarily unavailable) [IP: 185.152.64.70 443] E: Download Failed Setting up cabextract (1.6-1.1) ... Processing triggers for libc-bin (2.27-3ubuntu1) ... Processing triggers for man-db (2.8.3-2ubuntu0.1) ... Setting up ttf-mscorefonts-installer (3.6ubuntu2) ... Processing triggers for fontconfig (2.12.6-0ubuntu2) ... $ sudo apt install ~/Downloads/ttf-mscorefonts-installer_3.7_all.deb [omitting all the output except the end because it all works fine] All done, no errors. All fonts downloaded and installed. Processing triggers for fontconfig (2.12.6-0ubuntu2) ...