General

What is the "Existential Deposit"?
On the Polkadot network, an address is only active when it holds a minimum amount, currently set at 1 DOT (and 0.0000333333 KSM on the Kusama network). This...
Tue, 12 Oct, 2021 at 3:14 PM
How many Planck are in a DOT?
A Planck is the base unit (the smallest subdivision) of a DOT.  In the early stages of the network, one DOT contained 1,000,000,000,000 Planck. On Augus...
Thu, 3 Sep, 2020 at 1:34 PM
How do I change Polkadot.js to my own language?
Polkadot.js has been translated into several languages, including Spanish, Russian, Italian, Korean, and more. You can change the language settings under “D...
Fri, 4 Sep, 2020 at 7:53 PM
How to switch network nodes
If you're experiencing connection issues or having trouble making a transaction on polkadot.js, it can be useful to switch to another network node and ...
Wed, 21 Apr, 2021 at 1:36 PM
How much is a milliDOT
If you have ever looked at transaction costs or other events priced in milliDOTs and wondered how much that is, we've got the math for you! 1 milli...
Fri, 4 Dec, 2020 at 4:48 PM
What is the contract address of Polkadot?
Polkadot is a completely separate network from Ethereum, which is why there is no contract address like you may be used to with ERC20 tokens.  Therefore...
Tue, 15 Sep, 2020 at 3:27 PM
Beware of scams!
Unfortunately scams are very common in the crypto space. With the growing popularity of Polkadot and Kusama, we are also seeing a rise of imposters trying t...
Mon, 23 Aug, 2021 at 4:29 AM
How to export your transaction history in a .csv file
From your accounts page on polkadot.js click on the icon on the very right to open your account on the Subscan block explorer. (Alternatively you can also e...
Mon, 30 Nov, 2020 at 10:49 AM
I withdrew BDOT instead of DOT from Binance by mistake
When you make a DOT withdrawal from Binance, be sure to select the official DOT token, as indicated in the image below.  The official DOT token liv...
Thu, 7 Jan, 2021 at 2:58 PM
What block explorers can I use for the Polkadot and Kusama ecosystems?
There are several block explorers that you can use to explore Polkadot, Kusama and other Substrate chains and parachains. Here is a list of them, which will...
Fri, 24 Sep, 2021 at 11:56 AM