| None
| rowspan=4 | 1.4
| [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86-msvc-x86/en-US/nightly/Windows_NT%205.1.3.0%20(x86)/default/default/update.xml?force=1 link32-on-32]| [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86-msvc-x86/en-US/nightlytest/Windows_NT%205.1.3.0%20(x86)/default/default/update.xml?force=1 link32-on-32]
|-
| Windows Vista
| 14
| [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86-msvc-x86/en-US/nightly/Windows_NT%206.0.2.0%20%28x86%29/default/default/update.xml?force=1 32-on-32] [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86-msvc-x64/en-US/nightly/Windows_NT%206.0.2.0%20%28x86%29/default/default/update.xml?force=1 64-on-32] [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86_64-msvc-x64/en-US/nightly/Windows_NT%206.0.2.0%20%28x86%29/default/default/update.xml?force=1 link64]| [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86-msvc-x86/en-US/nightlytest/Windows_NT%206.0.2.0%20%28x86%29/default/default/update.xml?force=1 32-on-32] [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86-msvc-x64/en-US/nightlytest/Windows_NT%206.0.2.0%20%28x86%29/default/default/update.xml?force=1 64-on-32] [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86_64-msvc-x64/en-US/nightlytest/Windows_NT%206.0.2.0%20%28x86%29/default/default/update.xml?force=1 link64]
|-
| Other
| 14
| [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86-msvc-x86/en-US/nightly/Windows_NT%206.2.9200%20%28x86%29/default/default/update.xml?force=1 32-on-32] [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86-msvc-x64/en-US/nightly/Windows_NT%206.2.9200%20%28x86%29/default/default/update.xml?force=1 64-on-32] [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86_64-msvc-x64/en-US/nightly/Windows_NT%206.2.9200%20%28x86%29/default/default/update.xml?force=1 link64]| [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86-msvc-x86/en-US/nightlytest/Windows_NT%206.2.9200%20%28x86%29/default/default/update.xml?force=1 32-on-32] [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86-msvc-x64/en-US/nightlytest/Windows_NT%206.2.9200%20%28x86%29/default/default/update.xml?force=1 64-on-32] [https://aus4.mozilla.org/update/3/GMP/42.0a1/20120222174716/WINNT_x86_64-msvc-x64/en-US/nightlytest/Windows_NT%206.2.9200%20%28x86%29/default/default/update.xml?force=1 link64]
|-
| Android