Making Read-Only responsibilities OKS

For decommissioning work one may require to change transactional responsibilities to Read-Only or Inquiry
Below are steps that can be followed for Order Contracts module i.e OKS

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MAKING existing OKS responsibility to read-only
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Using "Service Contracts XX Manager" responsibility

    1)Navigate > Setup > Contract  > Categories and Sources > Define Categories
    2)Enter Query (F11)  and category "Warranty and Extended Warranty"
    3)Crtl - F11 (This will query the Warranty and Extended Warranty categories)
    4) Click on the Responsibilities Tab
    5) Click on the Access Level Dropdown for "OKS XX Manager" responsibility
    6) Update the level to "Read Only"
    7) Save the Record.

Using "System Administrator" responsibility
       1) Navigation Responsibility > Define > Query "OKS XX Manager"
       2) Add Menu Exclusion for function "Update Online" 
       3)Save the changes