odoo18/custom_addons/fixed_asset_management/data/ir_sequence.xml

<odoo>
    <data noupdate="1">
        <record id="sequence_asset_move" model="ir.sequence">
            <field name="name">Asset Move</field>
            <field name="code">asset.move</field>
            <field name="prefix">MOV/%(range_year)s/</field>
            <field name="padding">5</field>
            <field name="company_id" eval="False"/>
        </record>
        <record id="sequence_asset_detail" model="ir.sequence">
            <field name="name">Asset Detail</field>
            <field name="code">asset.detail</field>
            <field name="prefix">AST/%(range_year)s/</field>
            <field name="padding">5</field>
            <field name="company_id" eval="False"/>
        </record>
    </data>
</odoo>