diff --git a/resources/definitions/fdmprinter.def.json b/resources/definitions/fdmprinter.def.json
index 03abd05759..b44b8c6853 100644
--- a/resources/definitions/fdmprinter.def.json
+++ b/resources/definitions/fdmprinter.def.json
@@ -5504,7 +5504,7 @@
                     "unit": "mm",
                     "type": "float",
                     "default_value": 0.0,
-                    "maximum_value": "extruderValue(support_extruder_nr, 'support_offset') if support_structure == 'normal' else 100",
+                    "maximum_value": "extruderValue(support_extruder_nr, 'support_offset') if support_structure == 'normal' else None",
                     "minimum_value_warning": "-1 * machine_nozzle_size",
                     "maximum_value_warning": "10 * machine_nozzle_size",
                     "limit_to_extruder": "support_interface_extruder_nr",
@@ -5521,7 +5521,7 @@
                             "type": "float",
                             "default_value": 0.0,
                             "value": "extruderValue(support_roof_extruder_nr, 'support_interface_offset')",
-                            "maximum_value": "extruderValue(support_extruder_nr, 'support_offset') if support_structure == 'normal' else 100",
+                            "maximum_value": "extruderValue(support_extruder_nr, 'support_offset') if support_structure == 'normal' else None",
                             "minimum_value_warning": "-1 * machine_nozzle_size",
                             "maximum_value_warning": "10 * machine_nozzle_size",
                             "limit_to_extruder": "support_roof_extruder_nr",
@@ -5537,7 +5537,7 @@
                             "type": "float",
                             "default_value": 0.0,
                             "value": "extruderValue(support_bottom_extruder_nr, 'support_interface_offset')",
-                            "maximum_value": "extruderValue(support_extruder_nr, 'support_offset') if support_structure == 'normal' else 100",
+                            "maximum_value": "extruderValue(support_extruder_nr, 'support_offset') if support_structure == 'normal' else None",
                             "minimum_value_warning": "-1 * machine_nozzle_size",
                             "maximum_value_warning": "10 * machine_nozzle_size",
                             "limit_to_extruder": "support_bottom_extruder_nr",
@@ -5927,7 +5927,7 @@
                     "maximum_value_warning": "skirt_brim_line_width",
                     "enabled": "resolveOrValue('adhesion_type') == 'brim'",
                     "limit_to_extruder": "skirt_brim_extruder_nr",
-                    "settable_per_mesh": true,
+                    "settable_per_mesh": false,
                     "settable_per_extruder": true
                 },
                 "brim_replaces_support":