All rights reserved. No part of this publication may be reproduced, stored in a retrieval
system, or transmitted in any form or by any means electronic, mechanical, photocopying,
recording, or otherwise without the prior written permission of CyberLink Corporation.
To the extent allowed by law, PowerBackup IS PROVIDED "AS IS", WITHOUT
WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT
LIMITATION ANY WARRANTY FOR INFORMATION, SERVICES, OR PRODUCTS
PROVIDED THROUGH OR IN CONNECTION WITH POWERBACKUP AND ANY
IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
PURPOSE, EXPECTATION OF PRIVACY, OR NON-INFRINGEMENT.
BY USING THIS SOFTWARE, YOU AGREE THAT CYBERLINK WILL NOT BE LIABLE
FOR ANY DIRECT, INDIRECT, OR CONSEQUENTIAL LOSS ARISING FROM THE USE
OF THIS SOFTWARE OR MATERIALS CONTAINED EITHER IN THIS PACKAGE.
The terms and conditions here under shall be governed and construed in accordance with
the laws of Taiwan.
PowerBackup is a registered trademark along with other company and product names
mentioned in this publication, used for identification purposes and remain the exclusive
property of their respective owners.
International Headquarters
Mailing AddressCyberLink Corporation
15F, #100, Min Chuan Road, Hsin Tian City
Taip e i Cou n ty, Ta i wan, R .O.C.
This chapter introduces CyberLink PowerBackup and the data
backup process. It discusses the minimum system requirements for
using the program and the method for upgrading to the latest version
of the software. After this is a description of the different backup
methods, then an introduction to the program itself and the various
options you may select while using the program.
This chapter contains the following sections:
• Welcome on p.2
• System Requirements on p.3
• Updating PowerBackup on p.3
• Backup Methods on p.4
• The PowerBackup Program on p.8
• Backup Options on p.11
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Welcome
Welcome to the CyberLink family of software programs! CyberLink
PowerBackup is a backup program that allows you to back up folders
and files, including those on a network, to hard disk, a removable
drive, or to disc.
Backing up data is an important security procedure that can save
large amounts of time and money in case of disaster, disk failure,
attack by a hacker or virus, etc. By keeping a backup copy of your
important data on another medium, you can quickly and reliably
restore your data to its original state.
PowerBackup’s main features include the following:
If PowerBackup exists in a newer version than the version you are
running, you can update to the latest version in order to take
advantage of the latest features.
To update PowerBackup, click To ol s , then select Update PowerBackup. The CyberLink website opens in your web browser,
allowing you to follow a link to upgrade your software.
Introduction
Note: You must be connected to the Internet to use this function.
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Backup Methods
PowerBackup offers three backup methods: Full, Differential, and
Incremental. These backup methods are explained below:
• Full backup: backs up all of the selected folders and files.
• Differential backup: backs up only those files that have been
added or modified since the last Full backup. These backups
are larger, but when you restore from a Differential backup,
you need only the original Full backup and the latest
Differential backup for a complete set of data.
• Incremental backup: backs up only those files that have been
added or modified since the last Incremental backup. These
backups are smaller, but when you restore from an
Incremental backup, you need the original Full backup as
well as each of the successive Incremental backups for a
complete set of data.
Note: Though all three backup methods are available the first
time you back up your data, it is strongly recommended
that you use the Full backup option for your first backup.
On a technical note... The difference between a Differential backup
and an Incremental backup lies in how the program handles the
Archive attribute of the files that are backed up. (To view this
attribute, right-click on a file in File Explorer, then select Properties.
The Archive attribute appears at the bottom of the General tab. On a
remote drive, you must further click Advanced....) During a
Differential backup, PowerBackup keeps the Archive attribute
checked - meaning that PowerBackup will again back up the file the
next time the program encounters it. During an Incremental backup
(as well as a Full backup), however, PowerBackup unchecks the
Archive attribute, meaning that the program will not back up the file
the next time the program encounters it.
The following section contains a number of sample scenarios that
illustrate how PowerBackup handles different backup situations
using the different backup methods over a period of four days.
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Sample Scenarios
The section below offers some sample scenarios using the different
backup methods over a four-day period. Scenarios 1-4 are simpler, as
they start from a Full backup. Scenarios 5-8 are more complicated, as
they start from a Differential or Incremental backup. (In Scenarios 5 &
6, the data was previously backed up either in a different job or using
a different backup software.)
The table below shows the state of files A, B, and C on days 1-4:
DayAction
Day 1Files A, B, C exist on drive
Day 2A modified
Day 3B modified
Day 4No files modified
Scenario 1
This scenario shows the effect of using Differential backups after a
Full backup on the first day.
Introduction
DayBackup MethodFiles Backed Up
Day 1Full backupA, B, C
Day 2Differential backupA
Day 3Differential backupA, B
Day 4Differential backupA, B
Scenario 2
This scenario shows the effect of using Incremental backups after a
Full backup on the first day.
DayBackup MethodFiles Backed Up
Day 1Full backupA, B, C
Day 2Incremental backupA
Day 3Incremental backupB
Day 4Incremental backup--
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Scenario 3
This scenario shows the effect of using both Differential and
Incremental backups after a Full backup on the first day.
DayBackup MethodFiles Backed Up
Day 1Full backupA, B, C
Day 2Differential backupA
Day 3Incremental backupA, B
Day 4Incremental backup--
Scenario 4
This scenario shows the effect of using both Differential and
Incremental backups after a Full backup on the first day.
DayBackup MethodFiles Backed Up
Day 1Full backupA, B, C
Day 2Incremental backupA
Day 3Differential backupB
Day 4Incremental backupB
Scenario 5
This scenario shows the effect of using Differential backups starting
from a previous backup of A, B, C (on Day 0).
DayBackup MethodFiles Backed Up
Day 1Differential backup-Day 2Differential backupA
Day 3Differential backupA, B
Day 4Differential backupA, B
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Scenario 6
This scenario shows the effect of using Incremental backups starting
from a previous backup of A, B, C (on Day 0).
DayBackup MethodFiles Backed Up
Day 1Incremental backup-Day 2Incremental backupA
Day 3Incremental backupB
Day 4Incremental backup--
Scenario 7
This scenario shows the effect of using Differential backups, even on
the first day.
Note: Although the first backup was not a Full backup, the
resulting backup on Day 1 is the equivalent of a Full
backup.
DayBackup MethodFiles Backed Up
Day 1Differential backupA, B, C
Day 2Differential backupA, B, C
Day 3Differential backupA, B, C
Day 4Differential backupA, B, C
Introduction
Scenario 8
This scenario shows the effect of using Incremental backups, even on
the first day.
Note: Although the first backup was not a Full backup, the
resulting backup on Day 1 is the equivalent of a Full
backup.
DayBackup MethodFiles Backed Up
Day 1Incremental backupA, B, C
Day 2Incremental backupA
Day 3Incremental backupB
Day 4Incremental backup--
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The PowerBackup Program
When you first open PowerBackup, the program appears as follows:
Function buttons
Procedure pane
About button
File directory panes
The program changes appearance according to the procedure you are
running. However, there are a few common elements that remain
available, including the function buttons along the top and the
procedure box on the left. These are described below.
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