1

“the stub cannot run installer / updater executable ‘C:\Program Files\ Avast Software\ Avast\setup\Sfx\instup.exe’ (code 0x3)”
Help please

2
  • Which version of AIS…?
  • OS…? (32/64 Bit…? - which SP…?)
  • Other security related software installed…?
  • Which AV(s) did you use before Avast…?
3
  • 2014.9.0.2021
  • Windows 10 (64)
  • No
  • No
4

Did you run the tool in safe mode…?

5

Yes

6

Redownload and try again: https://www.avast.com/uninstall-utility

7

did not help

8

Might be a bug, wait for one of the devs and/or submit a ticket: https://support.avast.com/Tickets/Submit

9

R you try to repair avast! then try https://www.avast.com/uninstall-utility :slight_smile:

10

How can i repair my avast?

11

Go to control panel>click uninstall a program> click avast! internet security>and then click on Repair option then restart your pc few times and then run avast!clean.

12

When i click delete avast IS in control panel, i see a message in my task bar
"you can not run this application on this computer
avast does not work in this windows version
"

13

You have a VERY old version of avast! IS2014.That does not support windows10,Pls update your avast! program version to new version AVAST 2015 R4 (build number 2015.10.3.2233) from this link:http://files.avast.com/iavs9x/avast_internet_security_setup.exe

14

After i run the app from your link, i see the error from my first post and the message from my last post ))

15

Pls see#12 reply and update your program.What app from my link you talking about?And see the blog post of avast! https://blog.avast.com/2015/05/06/support-for-older-avast-windows-consumer-version-will-end/