Translations by Rakugou

Switch <gui>Visual Alerts</gui> on. Select whether you want the entire screen or just your current window title to flash.

Whether or not other devices can discover your computer.

Using these profiles you can clearly see when an application supports color management.

Every device that is processing color should have it's own ICC profile and when this is achieved the system is said to have an <em>end-to-end color-managed workflow</em>. With this kind of workflow you can be sure that colors are not being lost or modified.

Notice how the white is not 'paper white' and the black of the eye is now a muddy brown.

Press <gui style="button">Remove</gui> to unlink the entry from the contact.

You can search for an online contact in one of two ways:

Press <key>Enter</key> to select the contact at the top of the list or click the contact that you want to select if they are not at the top.

Store your contacts in a local address book or in an online account.

When you run <app>Contacts</app> for the first time, the <gui>Contacts Setup</gui> window opens.

If the date and time displayed on the menu bar are incorrect or in the wrong format, you can change them:

If the date and time displayed on the top bar are incorrect or in the wrong format, you can change them:

To adjust the time and date, click on the clock located in the <gui>menu bar</gui> and select <gui>Date &amp; Time Settings</gui>.

You may need to click <gui>Unlock</gui> and type the <link xref="user-admin-explain">admin password</link>.

Adjust the date and time by clicking on the arrows to choose the hour and minute. You can choose the year, month and day from the drop-down lists.

Test your hard disk for problems to make sure that it's healthy.

Check your hard disk for problems

Check your disk's health using the Disks application

Make sure that you have selected the correct disk! If you choose the wrong disk, all of the files on the other disk will be deleted!

Give the disk a name and click <gui>Format</gui> to begin wiping the disk.

Once the formatting has finished, <gui>safely remove</gui> the disk. It should now be blank and ready to use again.

Formatting a disk is not a completely secure way of wiping all of its data. A formatted disk will not appear to have files on it, but it is possible that special recovery software could retrieve the files. If you need to securely delete the files, you will need to use a command-line utility, such as <app>shred</app>.

View and manage volumes and partitions using the disk utility

You can check and modify your computer's storage volumes with the disk utility.

Open the <gui>Dash</gui> and start the <app>Disk Utility</app> application.

In the pane marked <gui>Storage Devices</gui>, you will find hard disks, CD/DVD drives, and other physical devices. Click the device you want to inspect.

Be careful: it is possible to completely erase the data on your disk with these utilities.

You can change the brightness of your screen to save power or to make the screen more readable in bright light. You can also have the screen dim automatically when on battery power and have it turn off automatically when not in use.

Adjust the <gui>Brightness</gui> slider to a comfortable value.

Many laptop keyboards have special keys to adjust the brightness. These have a picture that looks like the sun and are located on the function keys at the top. Hold down the <key>Fn</key> key to use these keys.

If you would like both monitors to display the same content, check the <gui>Mirror displays</gui> box.

When you are happy with your settings, click <gui>Apply</gui> and then click <gui>Keep This Configuration</gui>.

Set up dual monitors on your laptop.

Connect an external monitor to your laptop

To set up an external monitor with your laptop, connect the monitor to your laptop. If your system doesn't recognize it immediately, or you would like to adjust the settings:

If you want the Launcher to show on all monitors, change <gui>Launcher Placement</gui> to <gui>All Displays</gui>.

When you leave your computer, you should <link xref="shell-exit#lock-screen">lock the screen</link> to prevent other people from using your desktop and accessing your files. You will still be logged in and all your applications will keep running, but you will have to enter your password to use your computer again. You can lock the screen manually, but you can also have the screen lock automatically.

In the collection list, click <gui>Add</gui> and type a new collection name, or select an existing collection. The selected documents will be added to the collection.

Collections do not behave like folders and their hierarchy: <em>you cannot put collections inside collections.</em>

<em>Type</em>: Collections, PDF Documents, Presentations, Spreadsheets, Text Documents, or All.

See a document's name, location, date modified, or type.

Find information about documents

When a document is created, it comes with <em>metadata</em>. <app>Documents</app> displays the following metadata for each document:

Title: the name of the document, which can be edited;

Date Modified;

To see a document's properties:

Some types of documents (e.g. PDF files) can be password protected, preventing access to their metadata or content.

When you open <app>Documents</app>, a preview thumbnail is displayed for documents that are stored locally. Those stored on a remote server like <em>Google Docs</em> or <em>SkyDrive</em> show as missing (or blank) preview thumbnails.

If you download a <em>Google Docs</em> or <em>SkyDrive</em> document to local storage, a thumbnail will be generated.