diff --git a/src/components/FinishedGoodSearch/FinishedGoodSearch.tsx b/src/components/FinishedGoodSearch/FinishedGoodSearch.tsx
index bb44739..4795fd6 100644
--- a/src/components/FinishedGoodSearch/FinishedGoodSearch.tsx
+++ b/src/components/FinishedGoodSearch/FinishedGoodSearch.tsx
@@ -615,7 +615,7 @@ const handleAssignByLane = useCallback(async (
             sx={{ minWidth: 200 }}
             size="small"
             renderInput={(params) => (
-              <TextField {...params} placeholder={t("A4 Printer")} />
+              <TextField {...params} placeholder={t("A4 Printer")}inputProps={{ ...params.inputProps, readOnly: true }} />
             )}
           />
 
@@ -632,7 +632,7 @@ const handleAssignByLane = useCallback(async (
             sx={{ minWidth: 200 }}
             size="small"
             renderInput={(params) => (
-              <TextField {...params} placeholder={t("Label Printer")} />
+              <TextField {...params} placeholder={t("Label Printer")} inputProps={{ ...params.inputProps, readOnly: true }}/>
             )}
           />
 
diff --git a/src/components/Jodetail/JodetailSearch.tsx b/src/components/Jodetail/JodetailSearch.tsx
index 81f5b1e..edb0b9d 100644
--- a/src/components/Jodetail/JodetailSearch.tsx
+++ b/src/components/Jodetail/JodetailSearch.tsx
@@ -461,7 +461,7 @@ const JodetailSearch: React.FC<Props> = ({ pickOrders, printerCombo }) => {
               sx={{ minWidth: 200 }}
               size="small"
               renderInput={(params) => (
-                <TextField {...params} placeholder={t("Printer")} />
+                <TextField {...params} placeholder={t("Printer")}inputProps={{ ...params.inputProps, readOnly: true }} />
               )}
             />
             <Typography variant="body2" sx={{ minWidth: 'fit-content', ml: 1 }}>