> For the complete documentation index, see [llms.txt](https://docs.greytrix.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.greytrix.com/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites.md).

# Pre-Requisites

### **Pre – Requisites for installing GUMU™ (New Installation)**

[Operating System Requirements](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/operating-system-requirements.md)

[Version Compatibility](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/version-compatibility.md)

[Hardware Requirements](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/hardware-requirements.md)

[Software Requirements](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/software-requirements.md)

[Server System Prerequisites](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/server-system-prerequisites.md)

[Backup of Sage CRM and Sage 100 system](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/backup-of-sage-crm-and-sage-100-system.md)

[Configure IIS](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/configure-iis.md)

[Country Code Setting](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/country-code-setting.md)

[Currency setting in Sage CRM](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/currency-setting-in-sage-crm.md)

[Configuring Sage CRM Users](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/configuring-sage-crm-users.md)

[Setting up Sage 100 User](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/setting-up-sage-100-user.md)

[Allowing External Access to Sage 100 Company](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/allowing-external-access-to-sage-100-company.md)

[Required Modules in Sage 100](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/required-modules-in-sage-100.md)

[Object interface Keys should be activated in Sage 100](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/object-interface-keys-should-be-activated-in-sage-100.md)

[Installation on Sage CRM Server video](/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/installation-on-sage-crm-server-video.md)