This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

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

Tab function does work in Firefox Mac version of 30.0. Why?

  • 4 respostas
  • 8 have this problem
  • 2 views
  • Last reply by user633449

more options

Neither Cnt T nor the plus sign open a new tab.

Neither Cnt T nor the plus sign open a new tab.

All Replies (4)

more options

To find the correct solution to your problem, we require some more non-personal information from you. Please do the following:

  • 'Click the menu button New Fx Menu, click help Help-29 and select Troubleshooting Information.

Now, a new tab containing your troubleshooting information should open.

  • At the top of the page, you should see a button that says "Copy text to clipboard". Click it.
  • Now, go back to your forum post and click inside the reply box. Press Ctrl+V to paste all the information you copied into the forum post.

If you need further information about the Troubleshooting information page, please read the article Use the Troubleshooting Information page to help fix Firefox issues.

Thanks in advance for your help!

more options

This issue can be caused by a Community Toolbar extension.

Start Firefox in Safe Mode to check if one of the extensions (Firefox/Tools > Add-ons > Extensions) or if hardware acceleration is causing the problem.

  • Switch to the DEFAULT theme: Firefox/Tools > Add-ons > Appearance
  • Do NOT click the Reset button on the Safe Mode start window
more options

Application Basics


Name: Firefox Version: 30.0 User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:30.0) Gecko/20100101 Firefox/30.0

Crash Reports for the Last 3 Days


All Crash Reports

Extensions


Name: iMacros for Firefox Version: 8.8.2 Enabled: true ID: {81BF1D23-5F17-408D-AC6B-BD6DF7CAF670}

Name: Vuze Community Toolbar Version: 3.21.0.1 Enabled: true ID: {974c81d1-2bc4-4437-af71-588d6e350ed0}

Name: Firefox PDF Plugin for Mac OS X Version: 1.1.3 Enabled: false ID: colesbury@gmail.com

Important Modified Preferences


accessibility.blockautorefresh: true accessibility.typeaheadfind.flashBar: 0 browser.cache.disk.capacity: 102400 browser.cache.disk.smart_size_cached_value: 339639 browser.cache.disk.smart_size.enabled: false browser.cache.disk.smart_size.first_run: false browser.cache.disk.smart_size.use_old_max: false browser.history_expire_days.mirror: 180 browser.places.importBookmarksHTML: false browser.places.importDefaults: false browser.places.leftPaneFolderId: -1 browser.places.migratePostDataAnnotations: false browser.places.smartBookmarksVersion: 7 browser.places.updateRecentTagsUri: false browser.sessionstore.upgradeBackup.latestBuildID: 20140605174243 browser.startup.homepage: http://www.globeinvestor.com/ browser.startup.homepage_override.buildID: 20140605174243 browser.startup.homepage_override.mstone: 30.0 browser.tabs.loadInBackground: false browser.tabs.warnOnClose: false dom.mozApps.used: true dom.w3c_touch_events.expose: false extensions.lastAppVersion: 30.0 font.internaluseonly.changed: true keyword.URL: chrome://browser-region/locale/region.properties network.cookie.prefsMigrated: true places.database.lastMaintenance: 1403190459 places.history.expiration.transient_current_max_pages: 104858 places.history.expiration.transient_optimal_database_size: 59041710 places.last_vacuum: 1302620633 plugin.disable_full_page_plugin_for_types: application/pdf,application/vnd.fdf,application/vnd.adobe.xdp+xml plugin.importedState: true plugin.state.divxbrowserplugin: 0 plugin.state.silverlight: 2 print.macosx.pagesetup-2: PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz4KPCFET0NUWVBFIHBsaXN0IFBVQkxJQyAiLS8vQXBwbGUvL0RURCBQTElTVCAxLjAvL0VO print.print_bgcolor: false print.print_bgimages: false print.print_colorspace: print.print_command: print.print_downloadfonts: true print.print_duplex: -2147483573 print.print_evenpages: true print.print_headerleft: &U print.print_in_color: true print.print_margin_bottom: 0.5 print.print_margin_left: 0.5 print.print_margin_right: 0.5 print.print_margin_top: 0.5 print.print_oddpages: true print.print_orientation: 0 print.print_page_delay: 50 print.print_pagedelay: 500 print.print_paper_data: 0 print.print_paper_height: 11.00 print.print_paper_name: print.print_paper_size: 8 print.print_paper_size_type: 1 print.print_paper_size_unit: 0 print.print_paper_width: 8.50 print.print_plex_name: print.print_printer: print.print_resolution: 429 print.print_resolution_name: print.print_reversed: false print.print_scaling: 1.00 print.print_shrink_to_fit: true print.print_to_file: false print.print_unwriteable_margin_bottom: 46 print.print_unwriteable_margin_left: 25 print.print_unwriteable_margin_right: 25 print.print_unwriteable_margin_top: 7 privacy.sanitize.migrateFx3Prefs: true security.disable_button.openCertManager: false security.OCSP.disable_button.managecrl: false security.warn_viewing_mixed: false storage.vacuum.last.index: 1 storage.vacuum.last.places.sqlite: 1400687216

Graphics


Device ID: 0x fe9 GPU Accelerated Windows: 1/1 OpenGL (OMTC) Vendor ID: 0x10de WebGL Renderer: NVIDIA Corporation -- NVIDIA GeForce GT 750M OpenGL Engine windowLayerManagerRemote: true AzureCanvasBackend: quartz AzureContentBackend: quartz AzureFallbackCanvasBackend: none AzureSkiaAccelerated: 0

JavaScript


Incremental GC: true

Accessibility


Activated: false Prevent Accessibility: 0

Library Versions


NSPR Expected minimum version: 4.10.6 Version in use: 4.10.6

NSS Expected minimum version: 3.16 Basic ECC Version in use: 3.16 Basic ECC

NSSSMIME Expected minimum version: 3.16 Basic ECC Version in use: 3.16 Basic ECC

NSSSSL Expected minimum version: 3.16 Basic ECC Version in use: 3.16 Basic ECC

NSSUTIL Expected minimum version: 3.16 Version in use: 3.16

more options

This is caused by the Vuze Community Toolbar, please remove it.