Firstly what is the word store of value;store of value is something that maintain its worth both in the present and the future.Money is a type of assets in an economy that you can use to buy goods and services from other people or businesses.One of the functions of money in an economy is that it's serves as a store of value.
A store of value is something people use to transfer purchasing power from the present to the future.
While money is an asset that can store value, and also Gold and silver for example, acts as store of value.
Since money is accepted as a store of value, trade is much more efficient.When an individual or business accepts money in exchange for a goods and services, the seller can store the money in a bank account and retrieve it later in the future.
You are deeply mistaken in asserting that money is a store of value. Money has always been just a medium of exchange. The use of money as a store of value has always been impossible due to inflation, which constantly reduces the purchasing power of money.
Gold and silver are now a store of wealth. Profitability is not high, but at least it allows you to freeze money, preventing inflation from depreciating.
A completely different alignment with bitcoin, which can be used both as money and as a store of value. Unique property to combine this.