
Since Microsoft has already released Windows 7 Service Pack 1 ISO, than why take the pain? You don’t need to be a rocket scientist to download Windows 7 SP1 ISO, we are here to help you. Let’s admit that fact, SP1 slipstream process is not everyone’s cup of tea. Otherwise, you had to go through the painful process of slipstream Service Pack 1 into Windows 7 ISO or installation DVD.


But, then you had to download Service Pack 1 separately (or get it through Windows Updates) to update your PC to Windows 7 SP1. Now, Microsoft has made available Windows 7 ISO images integrated with SP1.Įarlier, we shared official Digital River direct download links of Windows 7. If you need to run 32-bit Firefox or manually install 64-bit Firefox, you can simply download and re-run the Windows (32-bit or 64-bit) Firefox installer from the Firefox platforms and languages download page.Microsoft released Windows 7 Service Pack 1 (SP1) in February 2011. You can still manually install 64-bit Firefox, if you choose. If you see “(32-bit)” and are running Firefox 56.0.1 or newer, then your computer may not meet the minimum memory requirement for 64-bit (3 GB RAM or more).If you see “(32-bit)” and you are running Firefox 56.0 or older, updating to the latest Firefox version should automatically upgrade you to 64-bit.Check your Firefox version (in the “About Firefox” window) and look for “(32-bit)” or “(64-bit)” after the version number: If you’re running 64-bit Windows ( here’s how to check), your Firefox may already be 64-bit. Linux and macOS users, fret not, you already enjoy a Firefox that’s optimized for 64-bit.

Also, with the jump from 32 to 64 bits, a security feature called Address Space Layout Randomization (ASLR) works better to protect you from attackers. Here’s the key thing to know: 64-bit applications can access more memory and are less likely to crash than 32-bit applications. What’s the difference between 32-bit and 64-bit?

How much less? In our tests so far, 64-bit Firefox reduced crashes by 39% on machines with 4GB of RAM or more. That means you get a more secure version of Firefox, one that also crashes a whole lot less. Users on 64-bit Windows who download Firefox can get our 64-bit version by default.
