To set date format we will need dconf-editor tool, standart features doesn't support custom format.

Setting up:

$ sudo apt install dconf-tools

and start tool:

$ dconf-editor

Find path in tree: com -> canonical -> indicator -> datetime and change params:

custom-time-format: %Y-%m-%d %...

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To get the VPN connection you need to install some extra packages:

network-manager-openvpn

network-manager-openvpn-gnome

network-manager-pptp

network-manager-vpnc

Update your system (you can skip this step if your system is already up to date):

sudo apt-get update && sudo apt-get upg...

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