diff --git a/Marlin/src/gcode/control/M993_M994.cpp b/Marlin/src/gcode/control/M993_M994.cpp
index 252792e5224e..598a73fab756 100644
--- a/Marlin/src/gcode/control/M993_M994.cpp
+++ b/Marlin/src/gcode/control/M993_M994.cpp
@@ -22,7 +22,7 @@
 
 #include "../../inc/MarlinConfig.h"
 
-#if ALL(HAS_SPI_FLASH, SDSUPPORT, MARLIN_DEV_MODE)
+#if ALL(SPI_FLASH, SDSUPPORT, MARLIN_DEV_MODE)
 
 #include "../gcode.h"
 #include "../../sd/cardreader.h"
@@ -85,4 +85,4 @@ void GcodeSuite::M994() {
   card.closefile();
 }
 
-#endif // HAS_SPI_FLASH && SDSUPPORT && MARLIN_DEV_MODE
+#endif // SPI_FLASH && SDSUPPORT && MARLIN_DEV_MODE
diff --git a/Marlin/src/gcode/gcode.cpp b/Marlin/src/gcode/gcode.cpp
index 7edcaa981cd4..0667ef0b7be7 100644
--- a/Marlin/src/gcode/gcode.cpp
+++ b/Marlin/src/gcode/gcode.cpp
@@ -1053,7 +1053,7 @@ void GcodeSuite::process_parsed_command(const bool no_ok/*=false*/) {
         case 422: M422(); break;                                  // M422: Set Z Stepper automatic alignment position using probe
       #endif
 
-      #if ALL(HAS_SPI_FLASH, SDSUPPORT, MARLIN_DEV_MODE)
+      #if ALL(SPI_FLASH, SDSUPPORT, MARLIN_DEV_MODE)
         case 993: M993(); break;                                  // M993: Backup SPI Flash to SD
         case 994: M994(); break;                                  // M994: Load a Backup from SD to SPI Flash
       #endif
diff --git a/Marlin/src/gcode/gcode.h b/Marlin/src/gcode/gcode.h
index d69298e28b53..e2506e4ed9f3 100644
--- a/Marlin/src/gcode/gcode.h
+++ b/Marlin/src/gcode/gcode.h
@@ -1194,7 +1194,7 @@ class GcodeSuite {
     static void M995();
   #endif
 
-  #if BOTH(HAS_SPI_FLASH, SDSUPPORT)
+  #if BOTH(SPI_FLASH, SDSUPPORT)
     static void M993();
     static void M994();
   #endif
diff --git a/Marlin/src/lcd/extui/mks_ui/SPIFlashStorage.cpp b/Marlin/src/lcd/extui/mks_ui/SPIFlashStorage.cpp
index 6f2351bba68c..6508f6f02473 100644
--- a/Marlin/src/lcd/extui/mks_ui/SPIFlashStorage.cpp
+++ b/Marlin/src/lcd/extui/mks_ui/SPIFlashStorage.cpp
@@ -27,8 +27,8 @@
 #include "../../../inc/MarlinConfig.h"
 #include "SPIFlashStorage.h"
 
-#if !HAS_SPI_FLASH
-  #error "HAS_SPI_FLASH is required with TFT_LVGL_UI."
+#if DISABLED(SPI_FLASH)
+  #error "SPI_FLASH is required with TFT_LVGL_UI."
 #endif
 
 extern W25QXXFlash W25QXX;
diff --git a/Marlin/src/libs/W25Qxx.cpp b/Marlin/src/libs/W25Qxx.cpp
index 033402d04ab0..591d0d069318 100644
--- a/Marlin/src/libs/W25Qxx.cpp
+++ b/Marlin/src/libs/W25Qxx.cpp
@@ -22,7 +22,7 @@
 
 #include "../inc/MarlinConfig.h"
 
-#if HAS_SPI_FLASH
+#if ENABLED(SPI_FLASH)
 
 #include "W25Qxx.h"
 
@@ -380,4 +380,4 @@ void W25QXXFlash::SPI_FLASH_BufferRead(uint8_t *pBuffer, uint32_t ReadAddr, uint
   SPI_FLASH_CS_H();
 }
 
-#endif // HAS_SPI_FLASH
+#endif // SPI_FLASH
diff --git a/Marlin/src/pins/linux/pins_RAMPS_LINUX.h b/Marlin/src/pins/linux/pins_RAMPS_LINUX.h
index 75d6b9d93e91..3616b7a27c43 100644
--- a/Marlin/src/pins/linux/pins_RAMPS_LINUX.h
+++ b/Marlin/src/pins/linux/pins_RAMPS_LINUX.h
@@ -396,8 +396,8 @@
 
   #define SD_DETECT_PIN                       41
 
-  #define HAS_SPI_FLASH                        1
-  #if HAS_SPI_FLASH
+  #define SPI_FLASH
+  #if ENABLED(SPI_FLASH)
     #define SPI_DEVICE                         1
     #define SPI_FLASH_SIZE             0x1000000  // 16MB
     #define SPI_FLASH_CS_PIN                  31
diff --git a/Marlin/src/pins/stm32f1/pins_CHITU3D_common.h b/Marlin/src/pins/stm32f1/pins_CHITU3D_common.h
index bc41e97041fc..f5dd4a42b0f6 100644
--- a/Marlin/src/pins/stm32f1/pins_CHITU3D_common.h
+++ b/Marlin/src/pins/stm32f1/pins_CHITU3D_common.h
@@ -114,8 +114,8 @@
 #endif
 
 // SPI Flash
-#define HAS_SPI_FLASH                          1
-#if HAS_SPI_FLASH
+#define SPI_FLASH
+#if ENABLED(SPI_FLASH)
   #define SPI_FLASH_SIZE                0x200000  // 2MB
 #endif
 
diff --git a/Marlin/src/pins/stm32f1/pins_FLSUN_HISPEED.h b/Marlin/src/pins/stm32f1/pins_FLSUN_HISPEED.h
index dd621eb5c126..ff588f948812 100644
--- a/Marlin/src/pins/stm32f1/pins_FLSUN_HISPEED.h
+++ b/Marlin/src/pins/stm32f1/pins_FLSUN_HISPEED.h
@@ -68,8 +68,8 @@
 #define SPI_DEVICE                             2
 
 // SPI Flash
-#define HAS_SPI_FLASH                          1
-#if HAS_SPI_FLASH
+#define SPI_FLASH
+#if ENABLED(SPI_FLASH)
   // SPI 2
   #define SPI_FLASH_CS_PIN                  PB12  // SPI2_NSS / Flash chip-select
   #define SPI_FLASH_MOSI_PIN                PB15
diff --git a/Marlin/src/pins/stm32f1/pins_LONGER3D_LK.h b/Marlin/src/pins/stm32f1/pins_LONGER3D_LK.h
index e6d31746539a..ad6b84b05769 100644
--- a/Marlin/src/pins/stm32f1/pins_LONGER3D_LK.h
+++ b/Marlin/src/pins/stm32f1/pins_LONGER3D_LK.h
@@ -183,7 +183,7 @@
 //
 #if NO_EEPROM_SELECTED
   //#define SPI_EEPROM
-  //#define HAS_SPI_FLASH                      1  // need MARLIN_DEV_MODE for M993/M994 eeprom backup tests
+  //#define SPI_FLASH                             // need MARLIN_DEV_MODE for M993/M994 EEPROM backup tests
   #define FLASH_EEPROM_EMULATION
 #endif
 
@@ -196,7 +196,7 @@
   #define EEPROM_MOSI_PIN    BOARD_SPI1_MOSI_PIN  // PA7 pin 32
   #define EEPROM_PAGE_SIZE               0x1000U  // 4K (from datasheet)
   #define MARLIN_EEPROM_SIZE 16UL * (EEPROM_PAGE_SIZE)   // Limit to 64K for now...
-#elif HAS_SPI_FLASH
+#elif ENABLED(SPI_FLASH)
   #define SPI_FLASH_SIZE                0x40000U  // limit to 256K (M993 will reboot with 512)
   #define SPI_FLASH_CS_PIN                  PC5
   #define SPI_FLASH_MOSI_PIN                PA7
diff --git a/Marlin/src/pins/stm32f1/pins_MKS_ROBIN.h b/Marlin/src/pins/stm32f1/pins_MKS_ROBIN.h
index 2c147eb9f3e0..be5f6c740482 100644
--- a/Marlin/src/pins/stm32f1/pins_MKS_ROBIN.h
+++ b/Marlin/src/pins/stm32f1/pins_MKS_ROBIN.h
@@ -272,8 +272,8 @@
 //
 // W25Q64 64Mb (8MB) SPI flash
 //
-#define HAS_SPI_FLASH                          1
-#if HAS_SPI_FLASH
+#define SPI_FLASH
+#if ENABLED(SPI_FLASH)
   #define SPI_FLASH_SIZE                0x800000  // 8MB
   #define SPI_FLASH_CS_PIN                  PG9
   #define SPI_FLASH_MOSI_PIN                PB15
diff --git a/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_E3P.h b/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_E3P.h
index b8f6f6a330ad..89525d93ef48 100644
--- a/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_E3P.h
+++ b/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_E3P.h
@@ -377,8 +377,8 @@
 
 #endif // HAS_WIRED_LCD && !HAS_SPI_TFT
 
-#define HAS_SPI_FLASH                          1
-#if HAS_SPI_FLASH
+#define SPI_FLASH
+#if ENABLED(SPI_FLASH)
   #define SPI_FLASH_SIZE               0x1000000  // 16MB
   #define SPI_FLASH_CS_PIN                  PB12
   #define SPI_FLASH_MOSI_PIN                PB15
diff --git a/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_MINI.h b/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_MINI.h
index 0bfc7f5c8d93..59441dc80609 100644
--- a/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_MINI.h
+++ b/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_MINI.h
@@ -196,8 +196,8 @@
   #endif
 #endif
 
-#define HAS_SPI_FLASH                          1
-#if HAS_SPI_FLASH
+#define SPI_FLASH
+#if ENABLED(SPI_FLASH)
   #define SPI_FLASH_SIZE               0x1000000  // 16MB
   #define SPI_FLASH_CS_PIN                  PB12  // Flash chip-select
   #define SPI_FLASH_MOSI_PIN                PB15
diff --git a/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_NANO_V2.h b/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_NANO_V2.h
index 9c6373bef987..8dba94313651 100644
--- a/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_NANO_V2.h
+++ b/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_NANO_V2.h
@@ -379,8 +379,8 @@
 
 #endif // HAS_WIRED_LCD && !HAS_SPI_TFT
 
-#define HAS_SPI_FLASH                          1
-#if HAS_SPI_FLASH
+#define SPI_FLASH
+#if ENABLED(SPI_FLASH)
   #define SPI_FLASH_SIZE               0x1000000  // 16MB
   #define SPI_FLASH_CS_PIN                  PB12
   #define SPI_FLASH_MOSI_PIN                PB15
diff --git a/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_NANO_common.h b/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_NANO_common.h
index 6f1a790580ad..858dabb8b986 100644
--- a/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_NANO_common.h
+++ b/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_NANO_common.h
@@ -208,8 +208,8 @@
   #define TFT_BUFFER_SIZE                  14400
 #endif
 
-#define HAS_SPI_FLASH                          1
-#if HAS_SPI_FLASH
+#define SPI_FLASH
+#if ENABLED(SPI_FLASH)
   #define SPI_FLASH_SIZE               0x1000000  // 16MB
   #define SPI_FLASH_CS_PIN                  PB12
   #define SPI_FLASH_MOSI_PIN                PB15
diff --git a/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_PRO.h b/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_PRO.h
index 1db2d0c5dd84..048570102baf 100644
--- a/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_PRO.h
+++ b/Marlin/src/pins/stm32f1/pins_MKS_ROBIN_PRO.h
@@ -308,8 +308,8 @@
   #define BOARD_ST7920_DELAY_3               125
 #endif
 
-#define HAS_SPI_FLASH                          1
-#if HAS_SPI_FLASH
+#define SPI_FLASH
+#if ENABLED(SPI_FLASH)
   #define SPI_FLASH_SIZE               0x1000000  // 16MB
   #define SPI_FLASH_CS_PIN                  PB12  // Flash chip-select
   #define SPI_FLASH_MOSI_PIN                PB15
diff --git a/Marlin/src/pins/stm32f4/pins_BTT_OCTOPUS_V1_common.h b/Marlin/src/pins/stm32f4/pins_BTT_OCTOPUS_V1_common.h
index 9ff9f6a47567..35287050b891 100644
--- a/Marlin/src/pins/stm32f4/pins_BTT_OCTOPUS_V1_common.h
+++ b/Marlin/src/pins/stm32f4/pins_BTT_OCTOPUS_V1_common.h
@@ -28,7 +28,7 @@
 
 // Onboard I2C EEPROM
 #define I2C_EEPROM
-#define MARLIN_EEPROM_SIZE                0x1000  // 4KB (AT24C32)
+#define MARLIN_EEPROM_SIZE                0x1000  // 4K (AT24C32)
 #define I2C_SCL_PIN                         PB8
 #define I2C_SDA_PIN                         PB9
 
diff --git a/Marlin/src/pins/stm32f4/pins_BTT_SKR_MINI_E3_V3_0_1.h b/Marlin/src/pins/stm32f4/pins_BTT_SKR_MINI_E3_V3_0_1.h
index 1e278cd4ba30..31551f6ff6f4 100644
--- a/Marlin/src/pins/stm32f4/pins_BTT_SKR_MINI_E3_V3_0_1.h
+++ b/Marlin/src/pins/stm32f4/pins_BTT_SKR_MINI_E3_V3_0_1.h
@@ -49,7 +49,7 @@
   #define SOFT_I2C_EEPROM                         // Force the use of Software I2C
   #define I2C_SCL_PIN                       PB8
   #define I2C_SDA_PIN                       PB9
-  #define MARLIN_EEPROM_SIZE              0x1000  // 4KB
+  #define MARLIN_EEPROM_SIZE              0x1000  // 4K
 #endif
 
 //
diff --git a/Marlin/src/pins/stm32f4/pins_MKS_ROBIN_NANO_V3_common.h b/Marlin/src/pins/stm32f4/pins_MKS_ROBIN_NANO_V3_common.h
index 4ac64ae1d2c4..603da09d14ef 100644
--- a/Marlin/src/pins/stm32f4/pins_MKS_ROBIN_NANO_V3_common.h
+++ b/Marlin/src/pins/stm32f4/pins_MKS_ROBIN_NANO_V3_common.h
@@ -225,7 +225,7 @@
 
 #define SPI_FLASH
 #if ENABLED(SPI_FLASH)
-  #define HAS_SPI_FLASH                        1
+  #define SPI_FLASH
   #define SPI_DEVICE                           2
   #define SPI_FLASH_SIZE               0x1000000
   #define SPI_FLASH_CS_PIN                  PB12
diff --git a/Marlin/src/pins/stm32f4/pins_MKS_ROBIN_PRO_V2.h b/Marlin/src/pins/stm32f4/pins_MKS_ROBIN_PRO_V2.h
index 7e08caaa82af..873ba3e90d66 100644
--- a/Marlin/src/pins/stm32f4/pins_MKS_ROBIN_PRO_V2.h
+++ b/Marlin/src/pins/stm32f4/pins_MKS_ROBIN_PRO_V2.h
@@ -273,7 +273,7 @@
 //
 // LCD / Controller
 #define SPI_FLASH
-#define HAS_SPI_FLASH                          1
+#define SPI_FLASH
 #define SPI_DEVICE                             2
 #define SPI_FLASH_SIZE                 0x1000000
 #if ENABLED(SPI_FLASH)
diff --git a/Marlin/src/pins/stm32f4/pins_MKS_SKIPR_V1_0.h b/Marlin/src/pins/stm32f4/pins_MKS_SKIPR_V1_0.h
index 046fbb95bf29..d00b21c30b24 100644
--- a/Marlin/src/pins/stm32f4/pins_MKS_SKIPR_V1_0.h
+++ b/Marlin/src/pins/stm32f4/pins_MKS_SKIPR_V1_0.h
@@ -35,7 +35,7 @@
 
 // Onboard I2C EEPROM
 #define I2C_EEPROM
-#define MARLIN_EEPROM_SIZE                0x1000  // 4KB (AT24C32)
+#define MARLIN_EEPROM_SIZE                0x1000  // 4K (AT24C32)
 #define I2C_SCL_PIN                         PB8
 #define I2C_SDA_PIN                         PB9
 
diff --git a/Marlin/src/pins/stm32h7/pins_BTT_SKR_V3_0_common.h b/Marlin/src/pins/stm32h7/pins_BTT_SKR_V3_0_common.h
index 24376d6f9c48..eaceafe29ee3 100644
--- a/Marlin/src/pins/stm32h7/pins_BTT_SKR_V3_0_common.h
+++ b/Marlin/src/pins/stm32h7/pins_BTT_SKR_V3_0_common.h
@@ -46,7 +46,7 @@
   #define SOFT_I2C_EEPROM                         // Force the use of Software I2C
   #define I2C_SCL_PIN                       PA14
   #define I2C_SDA_PIN                       PA13
-  #define MARLIN_EEPROM_SIZE              0x1000  // 4KB
+  #define MARLIN_EEPROM_SIZE              0x1000  // 4K
 #endif
 
 //
diff --git a/ini/features.ini b/ini/features.ini
index 7e4a3f97be6d..5f30db8a2f08 100644
--- a/ini/features.ini
+++ b/ini/features.ini
@@ -119,7 +119,7 @@ EMERGENCY_PARSER                       = src_filter=+<src/feature/e_parser.cpp>
 EASYTHREED_UI                          = src_filter=+<src/feature/easythreed_ui.cpp>
 I2C_POSITION_ENCODERS                  = src_filter=+<src/feature/encoder_i2c.cpp>
 IIC_BL24CXX_EEPROM                     = src_filter=+<src/libs/BL24CXX.cpp>
-HAS_SPI_FLASH                          = src_filter=+<src/libs/W25Qxx.cpp>
+SPI_FLASH                              = src_filter=+<src/libs/W25Qxx.cpp>
 HAS_ETHERNET                           = src_filter=+<src/feature/ethernet.cpp> +<src/gcode/feature/network/M552-M554.cpp>
 HAS_FANCHECK                           = src_filter=+<src/feature/fancheck.cpp> +<src/gcode/temp/M123.cpp>
 HAS_FANMUX                             = src_filter=+<src/feature/fanmux.cpp>