Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

when i play video on youtube the video does not play until the end and it stops before it ends

more options

Application Basics

       Name
       Firefox
       Version
       21.0
       User Agent
       Mozilla/5.0 (Windows NT 5.1; rv:21.0) Gecko/20100101 Firefox/21.0
       Build Configuration
         about:buildconfig
 Extensions
       Name
       Version
       Enabled
       ID
       IDM CC
       7.2.8
       false
       mozilla_cc@internetdownloadmanager.com
 Important Modified Preferences
     Name
     Value
       browser.cache.disk.capacity
       358400
       browser.cache.disk.smart_size.first_run
       false
       browser.cache.disk.smart_size.use_old_max
       false
       browser.cache.disk.smart_size_cached_value
       51200
       browser.places.smartBookmarksVersion
       4
       browser.startup.homepage_override.buildID
       20130511120803
       browser.startup.homepage_override.mstone
       21.0
       dom.mozApps.used
       true
       dom.w3c_touch_events.expose
       false
       extensions.lastAppVersion
       21.0
       gfx.blacklist.direct2d
       3
       gfx.blacklist.layers.direct3d10
       3
       gfx.blacklist.layers.direct3d10-1
       3
       gfx.blacklist.layers.direct3d9
       3
       gfx.blacklist.layers.opengl
       3
       gfx.blacklist.stagefright
       3
       gfx.blacklist.suggested-driver-version
       6.1400.1000.5218
       gfx.blacklist.webgl.angle
       3
       gfx.blacklist.webgl.msaa
       3
       gfx.blacklist.webgl.opengl
       3
       network.cookie.prefsMigrated
       true
       places.database.lastMaintenance
       1404436414
       places.history.expiration.transient_current_max_pages
       472
       plugin.disable_full_page_plugin_for_types
       application/pdf
       privacy.sanitize.migrateFx3Prefs
       true
 Graphics
       Adapter Description
       Intel(R) 82865G Graphics Controller
       Adapter Drivers
       ialmrnt5
       Adapter RAM
       Unknown
       Device ID
       0x2572
       Direct2D Enabled
       Blocked for your graphics driver version. Try updating your graphics driver to version 6.1400.1000.5218 or newer.
       DirectWrite Enabled
       false (0.0.0.0)
       Driver Date
       8-20-2005
       Driver Version
       6.14.10.3889
       GPU #2 Active
       false
       GPU Accelerated Windows
       0/1 Basic Blocked for your graphics driver version. Try updating your graphics driver to version 6.1400.1000.5218 or newer.
       Vendor ID
       0x8086
       WebGL Renderer
       Blocked for your graphics driver version. Try updating your graphics driver to version 6.1400.1000.5218 or newer.
       AzureCanvasBackend
       skia
       AzureContentBackend
       none
       AzureFallbackCanvasBackend
       cairo
 JavaScript
       Incremental GC
       true
 Accessibility
       Activated
       false
       Prevent Accessibility
       0
 Library Versions
       Expected minimum version
       Version in use
       NSPR
       4.9.6
       4.9.6
       NSS
       3.14.3.0 Basic ECC
       3.14.3.0 Basic ECC
       NSSSMIME
       3.14.3.0 Basic ECC
       3.14.3.0 Basic ECC
       NSSSSL
       3.14.3.0 Basic ECC
       3.14.3.0 Basic ECC
       NSSUTIL
       3.14.3.0
       3.14.3.0
Application Basics Name Firefox Version 21.0 User Agent Mozilla/5.0 (Windows NT 5.1; rv:21.0) Gecko/20100101 Firefox/21.0 Build Configuration about:buildconfig Extensions Name Version Enabled ID IDM CC 7.2.8 false mozilla_cc@internetdownloadmanager.com Important Modified Preferences Name Value browser.cache.disk.capacity 358400 browser.cache.disk.smart_size.first_run false browser.cache.disk.smart_size.use_old_max false browser.cache.disk.smart_size_cached_value 51200 browser.places.smartBookmarksVersion 4 browser.startup.homepage_override.buildID 20130511120803 browser.startup.homepage_override.mstone 21.0 dom.mozApps.used true dom.w3c_touch_events.expose false extensions.lastAppVersion 21.0 gfx.blacklist.direct2d 3 gfx.blacklist.layers.direct3d10 3 gfx.blacklist.layers.direct3d10-1 3 gfx.blacklist.layers.direct3d9 3 gfx.blacklist.layers.opengl 3 gfx.blacklist.stagefright 3 gfx.blacklist.suggested-driver-version 6.1400.1000.5218 gfx.blacklist.webgl.angle 3 gfx.blacklist.webgl.msaa 3 gfx.blacklist.webgl.opengl 3 network.cookie.prefsMigrated true places.database.lastMaintenance 1404436414 places.history.expiration.transient_current_max_pages 472 plugin.disable_full_page_plugin_for_types application/pdf privacy.sanitize.migrateFx3Prefs true Graphics Adapter Description Intel(R) 82865G Graphics Controller Adapter Drivers ialmrnt5 Adapter RAM Unknown Device ID 0x2572 Direct2D Enabled Blocked for your graphics driver version. Try updating your graphics driver to version 6.1400.1000.5218 or newer. DirectWrite Enabled false (0.0.0.0) Driver Date 8-20-2005 Driver Version 6.14.10.3889 GPU #2 Active false GPU Accelerated Windows 0/1 Basic Blocked for your graphics driver version. Try updating your graphics driver to version 6.1400.1000.5218 or newer. Vendor ID 0x8086 WebGL Renderer Blocked for your graphics driver version. Try updating your graphics driver to version 6.1400.1000.5218 or newer. AzureCanvasBackend skia AzureContentBackend none AzureFallbackCanvasBackend cairo JavaScript Incremental GC true Accessibility Activated false Prevent Accessibility 0 Library Versions Expected minimum version Version in use NSPR 4.9.6 4.9.6 NSS 3.14.3.0 Basic ECC 3.14.3.0 Basic ECC NSSSMIME 3.14.3.0 Basic ECC 3.14.3.0 Basic ECC NSSSSL 3.14.3.0 Basic ECC 3.14.3.0 Basic ECC NSSUTIL 3.14.3.0 3.14.3.0

All Replies (1)

more options

1) update your Firefox 2) Install latest Flash Player for Firefox make sure 3)uninstall unnecessary Add-ons

After make changes Go to Tools> options> Advanced> Network> Setting> choose No proxy and hit Ok

After this changes try to use YouTube