Fix escaping wild chars. Use the correct form to escape. Also the LIKE clause does nt have an ESCAPE clause to set the escape char so set that to null

src/EFCore.Jet/Query/ExpressionTranslators/Internal/JetStringMethodTranslator.cs

@@ -132,7 +132,7 @@ namespace EntityFrameworkCore.Jet.Query.ExpressionTranslators.Internal
                             ? _sqlExpressionFactory.Like(
                                 instance,
                                 _sqlExpressionFactory.Constant($"%{EscapeLikePattern(patternValue)}%"),
-                                _sqlExpressionFactory.Constant(LikeEscapeString))
+                                null)
                             : _sqlExpressionFactory.Like(instance, _sqlExpressionFactory.Constant($"%{patternValue}%"));
                     }
 
@@ -346,7 +346,7 @@ namespace EntityFrameworkCore.Jet.Query.ExpressionTranslators.Internal
                             startsWith
                                 ? EscapeLikePattern(patternValue) + '%'
                                 : '%' + EscapeLikePattern(patternValue)),
-                        _sqlExpressionFactory.Constant(LikeEscapeString))
+                        null)
                     : _sqlExpressionFactory.Like(
                         instance,
                         _sqlExpressionFactory.Constant(startsWith ? patternValue + '%' : '%' + patternValue));
@@ -465,23 +465,30 @@ namespace EntityFrameworkCore.Jet.Query.ExpressionTranslators.Internal
                 charIndexExpression);
         }
 
+        //Extra resources
+        // https://support.microsoft.com/en-us/office/like-operator-b2f7ef03-9085-4ffb-9829-eef18358e931
+        // https://support.microsoft.com/en-us/office/access-wildcard-character-reference-af00c501-7972-40ee-8889-e18abaad12d1
+        // https://support.microsoft.com/en-us/office/use-wildcards-in-queries-and-parameters-in-access-ec057a45-78b1-4d16-8c20-242cde582e0b
+        //These are the characters to escape in LIKE pattern
         private static bool IsLikeWildChar(char c)
-            => c == '%' || c == '_' || c == '[';
+            => c == '%' || c == '_' || c == '[' || c == '^' || c == '?' || c == '#' || c == '*';
 
         private static string EscapeLikePattern(string pattern)
         {
             var builder = new StringBuilder();
-            for (var i = 0; i < pattern.Length; i++)
+            foreach (var c in pattern)
             {
-                var c = pattern[i];
-                if (IsLikeWildChar(c)
-                    || c == LikeEscapeChar)
+                if (IsLikeWildChar(c))
                 {
-                    builder.Append(LikeEscapeChar);
+                    builder.Append('[');
+                    builder.Append(c);
+                    builder.Append(']');
                 }
-
+                else
+                {
                     builder.Append(c);
                 }
+            }
 
             return builder.ToString();
         }