These system requirements are for Adobe® Reader® XI software, v11.0. Because system requirements change with each software update, refer to the Release Notes for your software version for the latest information on supported operating systems and browsers. Technical specifications are also available for the mobile version of Adobe Reader.

Windows

1.3GHz or faster processor
Microsoft® Windows® XP with Service Pack 3 for 32 bit or Service Pack 2 for 64 bit; Windows Server® 2003 R2 (32 bit and 64 bit); Windows Server 2008 or 2008 R2 (32 bit and 64 bit); Windows 7 (32 bit and 64 bit); Windows 8 (32 bit and 64 bit)
256MB of RAM (512MB recommended)
320MB of available hard-disk space
1024x768 screen resolution
Internet Explorer 7, 8, 9, or 10; Firefox Extended Support Release; Chrome

Note: For 64-bit versions of Windows Server 2003 R2 and Windows XP (with Service Pack 2), Microsoft Update KB930627 is required.

Mac OS

Intel® processor
Mac OS X v10.6.4, v10.7.2, or v10.8
1GB of RAM
350MB of available hard-disk space
1024x768 screen resolution
Safari 5.1 for Mac OS X v10.6.8 or v10.7.2; Safari 5.2 for Mac OS X v10.8; Safari 6.0 for Mac OS X v10.7.4 or v10.8

Language versions

Basque*
Catalan*
Croatian*
Dansk
Deutsch
English
Español
Français

Hungarian
Italiano
Nederlands
Norwegian
Polish
Português (Brasil)
Romanian
Slovak*

Slovenian*
Suomi
Svenska
Turkish
Ukrainian
čeština
Русский
日本語

简体中文
繁體中文
한국어

* Available on Windows only.

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Adobe Reader X system requirements

Windows

Intel 1.3GHz or faster processor
Microsoft Windows XP Home, Professional, or Tablet PC Edition with Service Pack 3 (32 bit) or Service Pack 2 (64 bit); Windows Server 2003 (32 bit and 64 bit; Service Pack 2 required for 64 bit); Windows Server 2008 or 2008 R2 (32 bit and 64 bit); Windows Vista® Home Basic, Home Premium, Business, Ultimate, or Enterprise with Service Pack 2 (32 bit and 64 bit); Windows 7 Starter, Home Premium, Professional, Ultimate, or Enterprise (32 bit and 64 bit)
256MB of RAM (512MB recommended)
260MB of available hard-disk space
1024x576 screen resolution
Microsoft Internet Explorer 7 or 8; Firefox 3.5 or 3.6
Video hardware acceleration (optional)

Note: For 64-bit versions of Windows Server 2003 R2 and Windows XP (with Service Pack 2), Microsoft Update KB930627 is required.

Mac OS

Intel processor
Mac OS X v10.5.8 or v10.6.4
512MB of RAM (1GB recommended)
415MB of available hard-disk space
800x600 screen resolution (1024x768 recommended)
Safari 4 for Mac OS X v10.5.8; Safari 4 or 5.0.x for Mac OS X v10.6.4

Language versions

Basque*
Catalan*
Croatian*
Dansk
Deutsch
English
Español
Français

Hebrew*
Hungarian
Italiano
Nederlands
Norwegian
Polish
Português (Brasil)
Romanian

Slovak*
Slovenian*
Suomi
Svenska
Turkish
Ukrainian
čeština
Ελληνικά

Български
Русский
عربي*
日本語
简体中文
繁體中文
한국어

* Available on Windows only.

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Adobe Reader 9 system requirements

Windows

Intel 1.3GHz processor or equivalent
Microsoft Windows 2000 with Service Pack 4; Windows Server 2003, 2008, or 2008 R2; Windows XP Professional, Home Edition, or Tablet PC Edition with Service Pack 2 or 3 (32 bit and 64 bit); Windows Vista Home Basic, Home Premium, Business, Ultimate, or Enterprise with Service Pack 1 or 2 (32 bit and 64 bit); Windows 7 Starter, Home Premium, Professional, Ultimate, or Enterprise (32 bit and 64 bit)
128MB of RAM (256MB recommended)
335MB of available hard-disk space (additional space required for installation)
Internet Explorer 7 or 8; Firefox 3.6 or 10 (ESR)

Mac OS

PowerPC® G4, PowerPC G5, or Intel processor
Mac OS X v10.4.11–10.5.8 (PowerPC); Mac OS X v10.4.11–10.6.3 (Intel)
128MB of RAM (256MB recommended)
405MB of available hard-disk space (additional space required for installation)
Safari 3.0.4 or later

Linux

32-bit Intel Pentium® processor or equivalent
Red Hat® Linux® WS 5, SUSE® Linux Enterprise Desktop (SLED) 10 with Service Pack 2, or Ubuntu 7.10; GNOME or KDE Desktop Environment
512MB of RAM (1GB recommended)
150MB of available hard-disk space (additional 75MB required for all supported font packs)
GTK+ (GIMP Toolkit) user interface library, version 2.6 or later
Firefox 2.x or 3.0
OpenLDAP and CUPS libraries

Solaris

32-bit Intel Pentium processor or equivalent
Solaris™ 10 u5 or OpenSolaris™ 2008.11, GNOME or KDE Desktop Environment (GNOME only for Solaris 10)
512MB of RAM (1GB recommended)
200MB of available hard-disk space (additional 75MB required for all supported font packs)
GTK+ (GIMP Toolkit) user interface library, version 2.6 or later (on Solaris 10; also works with GTK 2.4.9)
Firefox 2.x or 3.0
OpenLDAP and CUPS libraries