如何在Ubuntu中通过Snap更新Skype？软件中心无更新选项的操作方法

Hey there! I get it—seeing a Skype update prompt but not finding the option in the Ubuntu Software Center is super frustrating. Let's break this down clearly:

First, confirm if your Skype is a Snap package #

Before jumping into commands, let's make sure you're actually running the Snap version of Skype (since that's the most common reason the Software Center might lag on updates). Open a terminal and run:

snap list skype

If you see a line with skype in the output, you're good to go with the Snap update method.

How to update Skype using Snap commands #

You've got two straightforward options here:

• Update only Skype (leaving other Snap packages as-is):

  sudo snap refresh skype
  

  Enter your user password when prompted (note: terminal won't show characters as you type—this is normal!).

• Update all your Snap packages (including Skype, plus any other apps you have installed via Snap):

  sudo snap refresh
  

  This is a quick way to keep all your Snap-based apps up to date in one go.

Bonus: Set up automatic updates for Snap packages #

If you don't want to manually update every time, you can configure Snap to auto-update your apps during a time that works for you. For example, to set updates to run between midnight and 4 AM, run:

sudo snap set system refresh.timer=00:00-04:00

Snap will handle updates in the background without interrupting your work.

Why isn't the Ubuntu Software Center showing the update? #

Sometimes the Software Center takes a bit longer to sync with the Snap store's latest versions. Using the terminal commands above is a more reliable and faster way to get the update right away, instead of waiting for the Software Center to catch up.

内容的提问来源于stack exchange，提问作者Pavel