[Solved & Fixed] Installation Error 0x80070643

Installation Error 0x80070643 occurs when user wants to install Windows Live Essentials. It misses the authentication confirmation which is supplied with Windows XP, Vista and Windows 7 firewall that monitors coming and outgoing data within the computer. That’s way it stops installation with error code while getting system slow down or stuck with beep sound. User should fix and solve Installation Error 0x80070643 with “Advanced System Repair tool” quickly to avoid system crash situations.


{Compatible with Windows 8, 7, XP, ME, Vista, 98, 2000 (32/64)
File Size: 4.9MB Download Time: <(dsl, 2sec, dialup 2min)>}

Other symptoms of the error are Blue Screen of Death, slow system performance, system freeze, abrupt shut down etc. The reason may be rescue operation in last pool of update or instruction execution in 1 (continue) state. It needs firewall on for authentication confirmation. Virus attack may cause Installation Error 0x80070643 or installation error code 0x800706d9. User should remove it to save the system from break down.

Manual Solution:

Start >> Search >> type “Windows Firewall” >> Windows Firewall >> ON (for each group of setting) >> OK

*The manual should be applied with different versions of MS Win as said about Windows Firewall.


{Compatible with Windows 8, 7, XP, ME, Vista, 98, 2000 (32/64)
File Size: 4.9MB Download Time: <(dsl, 2sec, dialup 2min)>}

Conclusive Decision :

Since launce of Firewalls begins with MS XP, Vista, 2007 and later versions. User may face difficulties with other versions to follow distinct steps for each. A third party “Advanced System Repair tool” can fix and solve the Installation Error 0x80070643 in single click. It provides some other facility for smart PC viz. lick of cache, defragmentation, mend in bad sectors of HDD, technical support for drivers, data append in database in concurrent execution, malware and virus scan-omission with confirmed notification.


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