RAM upgrade for an ASUS R540SA laptop, Type-C, 1 slot in use, 4.0 MB total. Also, Battery is dead.
System: Windows 10, 64-bitBattery or AC: Battery is dead. Laptop was not used or booted up for 3 years.Model: R540SA, Type-CFrequency of occurrence: N/AReset OS: N/AScreenshot or video: N/A========================Detailed description: