In case you are utilizing default advised price and the overall price of your transaction (TX) could be very excessive, then the reason being per my understanding both that
A) the Bitcoin has at the moment too many transactions to substantiate (so the charges are excessive). Chances are you’ll verify it at https://bitcoinfees.web
B) your TX measurement (in bytes) is excessive because of for instance excessive variety of unspent transaction outputs (UTXO) which are going to be spend in your new TX. One can customise and reduce Satoshi/byte price of the TX and wait longer time for the affirmation. Should you can afford sending decrease quantity and ship the remainder later, then different choice is to attenuate variety of talked about UTXO that will likely be utilized in your TX (reducing complete TX byte measurement which is able to lower the price that depends upon it). In Electrum pockets app, it’s Cash tab and Coin management choice, choosing low variety of greater UTXO). But if you wish to sweep all funds, it’s possible you’ll must spend all UTXO anyway quickly or later – however possibly schedule it for the time when community will likely be utilized decrease: https://jochen-hoenicke.de/queue/#BTCpercent20(defaultpercent20mempool),1y,rely – it might assist to estimate how typically there are durations of low charges. Btw. some BTC servers has restrict of minimal accepted sat/byte, although it’s possible you’ll change used server in lots of pockets apps.