If you’ve updated your iPhone or iPod touch to iOS4, then you might want to turn-off multitasking on iOS 4. That’s because, most iPhone 3GS and iPod touch 3G users are finding issues like: device slowing down, battery draining faster, iPhone body feels hot; which is due to low amount of RAM on both the idevices.
There is an easy way to disable iOS 4 multitasking feature, if you’ve a jailbroken iPhone or iPod touch. Jailbreaking has gone really simple with the new ‘JailbreakMe’ tool.
After jailbreaking, follow the below steps to Disable Multitasking on iOS 4 -
1. Goto: Cydia > Manage > Sources > Edit > Add
2. Enter the URL http://www.sinfuliphonerepo.com and click Add Source.
3. Wait for the SiNfuL repository to get added.
4. When installation gets completed, tap Search tab in cydia and search for “disable”. Install the app named “Disable iOS4 Multitasking”.
5. Wait for the app to install. Enjoy, multitasking should be disabled now.
Just uninstall this app if you want to re-enable multitasking.