Error code 191 in Adobe is the issue where you are unable to install the Adobe Creative Cloud. If you are facing this issue then you need to solve this issue by executing the following steps:
• Try using administrator account rather than a user account
• Enable windows firewall in your system
• Make sure you have removed all the corrupted windows registry file from your computer after scanning it
• Try to update your Windows to latest available version upgrade
If this solution does not help you out then just reach out to Adobe Customer Support Phone Number where all your queries will be resolved by experts who are master in resolving the issue of Adobe software.
Read more: - Adobe Tech Support