Navigate to http://[RCM host]/api/action/UpdateRevision?UpdateDM=true in browser.
Execute query in Microsoft SQL Management Studio.
use RetailCamModules
update ModuleLists set CurrentRevision = 19, DBRevision = 19, StoreProcRevision = 19 where moduleid = '2A88944E-0E25-412D-B2D6-94522EF8DAE2'
update ModuleLists set ModuleURL = 'http://[RCM host]/DataAPI/' where moduleid = '4F536062-7087-474B-AEB3-15872AF0858C'
update ModuleLists set ModuleURL = 'http://[RCCP host]/' where moduleid = '7643207E-1E9A-428D-AE31-E4C573ED5BDA'
update ModuleLists set CurrentRevision = 26, IsInstalled = 1 where moduleid = '69B78B85-64FF-4B12-B53D-9F754A6DCC29'
Go to RetailCamModules → RetailCamModulesConfig
Open Config.json.
Insert RCM host as value for RetailCamModuleURL key
Example: "RetailCamModuleURL": "http://192.168.0.3:8881/"
Save then close it.
Reopen Config.json to ensure that the changes are applied.
Navigate to http://central.footfallcam.com/updater/RCMWinSvc/UpdateZIP_RCMWinSvc_26_20201110_062104.ZIP on the browser
Create RCM_WinSvc Folder in C:\RetailCamModule if it is not created yet.
Extract downloaded RCM_WinSvc ZIP file with password 20201110_062104
Copy all files from extracted folder to C:\RetailCamModule\RCM_WinSvc
Right-click RCM_WinSvc.exe, click Properties.

If it needs to be unblocked, it will show up in the Red Box in the image above.
Unblock it then click Apply.
If not, skip this step.
Open Command Prompt as Administrator.
Run the following commands in Command Prompt.
cd /d [RCM_WinSvc filepath]
01-Install-RCM_WinSvc.bat
Execute query in Microsoft SQL Management Studio.
use RetailCamControlPanel
IF EXISTS (select * from SystemSettings where SettingName = 'Data_Transmission_Restriction') 
EXEC ('update SystemSettings set SettingValue =  ''{"StartTime":"00:00","EndTime":"00:00"}'' where SettingName = ''Data_Transmission_Restriction''') 
ELSE EXEC ('insert into SystemSettings(SettingName, SettingValue) values (''Data_Transmission_Restriction'', ''{"StartTime":"00:00","EndTime":"00:00"}'')')
Create DataAPI folder in RetailCamModules folder.
Open Internet Information Services (IIS) Manager.
Setup DataManagerAPI application pool.
On the left sidebar, expand the server.

Right-click Application Pools, click Add Application Pool…
Enter DataAPIProject into Name textbox, then click OK.

Right-click DataAPIProject, click Advanced Settings…
Process Model -> Identity, click the … button.

Select LocalSystem for Built-in account, then click OK.

Convert RetailCamModules → DataAPI to Child Site
On the left sidebar, navigate to [Server Name] → Sites → RetailCamModule

Right-click DataAPI, then click Convert to Application.
Click Select… button beside Application pool textbox.

Select DataAPIProject for Application pool, then click OK.

Click OK.
Execute query in Microsoft SQL Management Studio.
use RetailCamControlPanel
IF EXISTS (select * from SystemSettings where SettingName = 'Data_Manager_API_Server') 
EXEC ('update SystemSettings set SettingValue =  ''http://[RCM host]/DataAPI'' where SettingName = ''Data_Manager_API_Server''') 
ELSE EXEC ('insert into SystemSettings(SettingName, SettingValue) values (''Data_Manager_API_Server'', ''http://[RCM host]/DataAPI'')')
Navigate to http://[RCM host]/api/action/moduleupdater in browser.
Install .NET Core SDK and hosting
Navigate to http://install.footfallcam.com/.net%20Core%20Hosting/ in browser.
Download and install both files shown.
Add keys and values to [RCM directory] -> RetailCamModulesConfig -> Config.json
"DataManagerJwt": {
    "ValidAudience": "http://portal.ffc.informasistemi.com:8881/DataAPI",
    "ValidIssuer": "http://portal.ffc.informasistemi.com:8881/DataAPI",
    "Secret": "ByYM000OLlHJU8VVVp1OH7Tzwe7gFui1qvUC5dcGt3SNM"
  },
"Data_Manager_API_Server": "http://portal.ffc.informasistemi.com:8881/DataAPI",
"Data_Manager_API_Server_IP": "10.10.20.254",
Ensure that these keys have not trailing slash (/)
DataManagerJwt[“ValidAudience”]
DataManagerJwt[“ValidIssuer”]
Navigate to http://[RCM host]/DataAPI/action/test in browser.
Expected response is 401 (unauthorized).
Done.